1. Manuals
  2. Brands
  3. OEM Manuals
  4. Transmitter
  5. OPM223
  6. Operating instructions manual

OEM OPM223 Operating Instructions Manual

Transmitter for ph and orp
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
Operating Instructions
OPM223/253
Transmitter for pH and ORP
BA194e/00/07.09/
71106576
valid as of:
Software-version 2.50

Advertisement

Table of Contents
loading

Summary of Contents for OEM OPM223

  • Page 1 Operating Instructions OPM223/253 Transmitter for pH and ORP BA194e/00/07.09/ 71106576 valid as of: Software-version 2.50...

  • Page 3: Table Of Contents

    OPM223/253 Table of contents Safety instructions ... . .4 Accessories ....74 Designated use ..... . 4 Sensors .

  • Page 4: Safety Instructions

    Safety instructions OPM223/253 Safety instructions Designated use OPM223/253 is a transmitter for determining the pH value and/or ORP. The transmitter is particularly suited for use in the following areas: • Chemical industry • Pharmaceutical industry • Food industry • Drinking water treatment •...

  • Page 5: Return

    OPM223/253 Safety instructions This instrument has been tested for electromagnetic compatibility in industrial use according to applicable European standards. Protection against interference as specified above is valid only for an instrument connected according to the instructions in these Operating Instructions.

  • Page 6: Identification

    115 V AC; CSA Gen. Purp. 230 V AC; ATEX II 3G [EEx nAL] IIC 100 V AC 24 V AC/DC; ATEX II 3G [EEx nAL] IIC for OPM223, EEx nA[L] IIC T4 for OPM253 24 V AC; CSA Gen. Purp. 24 V AC/DC...

  • Page 7: Scope Of Delivery

    • versions with explosion protection for hazardous area zone II (ATEX II 3G): Safety instructions for use in explosion-hazardous areas, XA194a300 The delivery of the panel mounted instrument includes: • 1 transmitter OPM223 • 1 set of plug-in screw terminals • 2 tensioning screws •...

  • Page 8: Installation

    • Commission the transmitter as explained in the "Commissioning" section. 3.1.1 Measuring system A complete measuring systems comprises: • The transmitter OPM223 or OPM253 • A pH/ORP electrode with or without an integrated temperature sensor • An immersible, flow or retractable assembly • A measuring cable(e.g. OPK9)

  • Page 9: Incoming Acceptance, Transport, Storage

    OPM223/253 Installation Incoming acceptance, transport, storage • Make sure the packaging is undamaged! Inform the supplier about damage to the packaging. Keep the damaged packaging until the matter has been settled. • Make sure the contents are undamaged! Inform the supplier about damage to the delivery contents.
  • Page 10 Installation OPM223/253 Removable electronics box Partition plate Terminals Fuse C07-OxM253xx-11-06-00-xx-001.eps Fig. 3: View into the field housing 3.3.2 Panel-mounted instrument 0.24 92 / 3.62 90 / 3.54 mm / inch C07-OxM223xx-06-06-00-en-001.EPS Fig. 4: Panel-mounted instrument...

  • Page 11: Installation Instructions

    OPM223/253 Installation Installation instructions 3.4.1 Field instrument There are several ways of securing the field housing: • Wall mounting with fixing screws • Post mounting to cylindrical pipes • Post mounting to square securing mast Note! When mounting in the open air with unprotected exposure to weather conditions, a weather protection cover (see Accessories) is required.
  • Page 12 Installation OPM223/253 Transmitter post mounting Note! You require a post mounting kit to secure the field device to horizontal and vertical posts or pipes (max. Ø 60 mm(2.36")). This can be acquired as an accessory (see "Accessories" section). C07-OxM253xx-11-06-00-en-003.eps Fig. 6:...
  • Page 13 OPM223/253 Installation You can also secure the field device to a square universal post in conjunction with the weather protection cover. These can be acquired as accessories, see "Accessories" section. C07-OxM253xx-11-06-00-xx-004.eps Fig. 7: Mounting field device with universal posts and weather protection cover For mounting the weather protection cover, proceed as follows: Screw the weather protection cover with 2 screws (bores 1) to the upright post (bores 2).

  • Page 14: Post-Installation Check

    Installation OPM223/253 3.4.2 Panel-mounted instrument The panel-mounted instrument is secured with the clamping screws supplied (see Fig. 8). The necessary installation depth is approx. 165 mm (6.50"). +0.5 +0.02 / 3.62 max. 45 / 1.77 approx. 25 / 139 / 5.47 0.98...

  • Page 15: Wiring

    OPM223/253 Wiring Wiring Warning! • The electrical connection must only be carried out by authorised technical personnel. • Technical personnel must have read and understood the instructions in this manual and must adhere to them. • Ensure that there is no voltage at the power cable before beginning the connection work.

  • Page 16: Electrical Connection

    Wiring OPM223/253 Electrical connection 4.1.1 Connection diagram The wiring diagram depicted in Fig. 9 shows the connections of an instrument equipped with all the options. Connecting the sensors to the various measuring cables is explained in more detail in the "Measuring cables and sensor connection" section.
  • Page 17 OPM223/253 Wiring Note! • The device is approved for protection class II and is generally operated without a protective earth connection. • To guarantee measuring stability and functional safety, you have to ground the outer screen of the sensor cable: –...
  • Page 18 Wiring OPM223/253 " Caution! • Terminals marked NC may not be wired. • Unmarked terminals may not be wired. Note! Please label the sensor terminal block with the sticker provided. 4.1.2 Measuring cable and sensor connection You require screened special measuring cables to connect pH and ORP electrodes to the transmitter.
  • Page 19 OPM223/253 Wiring Field instrument measuring cable connection Proceed as follows to connect a pH-electrode to the field instrument: Open the housing cover to access the terminal block in the connection compartment. Break the punching of a cable gland from the housing, mount a PG gland and guide the cable through this Pg gland.
  • Page 20 Wiring OPM223/253 6. Remove the inner insulation (4 mm (0.16")). 0.16 7. Position end sleeve 13 onto the stripped inner conductor and secure the end C07-OPM223xx-04-06-00-en-015.eps sleeve with a crimping pliers. Fig. 15: Terminating the pH connecting cable for mounting the BNC elbow plug 8.
  • Page 21 The decision can also depend on the operating conditions. Note! • OPM223/253 is pre-programmed for symmetrical measurement with potential matching. If you want asymmetrical measurement, you have to change the configuration in the A2 field. • If the "asymmetrical" software setting was selected for a symmetrical connection, the operating time of the reference electrode is reduced.

  • Page 22: Alarm Contact

    Wiring OPM223/253 Alarm contact C07-OxM2x3xx-04-06-00-xx-001.eps Fig. 19: Recommended fail-safe switching for the alarm contact A Normal operating status B Alarm condition Normal operating status: Alarm condition • Device in operation • Error message present (alarm LED red) • No error message present (Alarm LED off) •...

  • Page 23: Operation

    OPM223/253 Operation Operation Quick operation guide You have the following ways of operating the transmitter: • On site via the key field Display and operating elements 5.2.1 Display LED display Indicates the current operating mode, "Auto" (green LED) or "Manual" (yellow LED) REL 1 Indicates the activated relay in the "Manual"...
  • Page 24 Operation OPM223/253 LC display R262 Setpoint C07-OxM2x3xx-07-06-00-en-004.eps Fig. 20: Transmitter LC display Indicator for measuring mode (normal In measuring mode: measured variable operation) In setup mode: configured variable Indicator for calibration mode In measuring mode: secondary measured value Indicator for setup mode (configuration) In setup/calibr.
  • Page 25 OPM223/253 Operation 5.2.3 Key assignment CAL key When you press the CAL key, the device first prompts you for the calibration access code: • Code 22 for calibration • Code 0 or any other code for reading the last calibration data Use the CAL key to accept the calibration data or to switch from field to field within the calibration menu.
  • Page 26 Operation OPM223/253 REL key In the manual mode, you can use the REL key to switch between the relay and the manual start of cleaning. In the automatic mode, you can use the REL key to read out the REL 1 switch-on points (for limit contactor) or set points (for PID controller) assigned to the relay in question.

  • Page 27: Local Operation

    OPM223/253 Operation Local Operation 5.3.1 Automatic/manual mode The transmitter normally operates in automatic mode. Here, the relays are triggered by the transmitter. In the manual mode, you can trigger the relays using the REL key or start the cleaning function.
  • Page 28 Operation OPM223/253 5.3.2 Operating concept Operating modes Measuring mode: standard mode of operation, displaying current measured values Setup mode Calibration mode: execution of access to all calibration routine configuration settings Code The function groups are selected with the PLUS or MINUS key.
  • Page 29 OPM223/253 Operation Menu structure The configuration and calibration functions are arranged in function groups. • In the setup mode, select a function group with the PLUS and MINUS keys. • In the function group itself, switch from function to function with the ENTER key.

  • Page 30: System Configuration

    Operation OPM223/253 System configuration 5.4.1 Setup 1 (pH / ORP) In the SETUP 1 function group, change the settings for the measuring mode and the sensor. All the settings in this menu are made during initial commissioning. However, you can change the settings at any time.
  • Page 31 OPM223/253 Operation 5.4.2 Setup 2 (temperature) Use this function group to change the settings for temperature measurement. You already made all the settings of this function group during initial commissioning. However, you can change the values chosen at any time.
  • Page 32 Operation OPM223/253 5.4.3 Current input With the "Current input" function group, you can monitor process parameters and use these for feedforward control. For this purpose, you must connect the current output of an external measured variable (e.g. flowmeter) to the 4 ... 20 mA input of the transmitter. The following...
  • Page 33 OPM223/253 Operation Feedforward control to PID controller For control systems with very short reaction times, it can be useful to also apply the flow rate, if it is fluctuating, to the controller to optimise the control process. 0.42 mg/l 25.0 °C...
  • Page 34 Operation OPM223/253 Coding Field Setting range Display Info (Factory settings, bold) CURRENT INPUT Current input settings. function group CUR.INPUT Flow monitoring may only be switched on Select flow if the flowmeter is connected in the main monitoring of main stream.
  • Page 35 OPM223/253 Operation 5.4.4 Current outputs Use the "Current output" function group to configure the individual outputs. You can enter either a linear characteristic (O3 (1)) or a user-defined current output characteristic in conjunction with the Plus Package (O3 (3)). Exception: if you have chosen a "continuous controller"...
  • Page 36 Operation OPM223/253 Current output 1 Current output 2 Value pair pH / mV / Current Distance pH / mV / Current Distance % / C [mA] per mA % / C [mA] per mA Coding Field Setting range Display Info...
  • Page 37 OPM223/253 Operation Coding Field Setting range Display Info (Factory settings, bold) pH 2.00 pH -2.00 ... 16.00 0/4 mA value: -1500 mV Here you can enter the measured value 2.00 Enter associated -1500 ... 1500 mV at which the min. current value (0/4 mA)
  • Page 38 Operation OPM223/253 Coding Field Setting range Display Info (Factory settings, bold) y value = current value belonging to 0.00 0.00 mA O334 specified by user. O335 Enter y value O335 0.00 ... 20.00 mA Return to O333 until all values are mA value entered.
  • Page 39 OPM223/253 Operation 5.4.5 Monitoring functions You can use the monitoring functions to define various alarms and configure output contacts. Each individual error can defined to be effective or not (at the contact or as an error current). Moreover, the electrode can be checked for glass breakage or leak current (P1, P2, P7). In the event of an alarm, a cleaning function can also be activated (F8).
  • Page 40 Operation OPM223/253 Coding Field Setting range Display Info (Factory settings, bold) The option selected in F4 is effective or Set error current to ineffective in the event of an error. be effective for the This setting only applies to the error selected error selected in F5.
  • Page 41 OPM223/253 Operation 22 mA C07-OxM2x3xx-05-06-00-xx-002.eps Fig. 28: SCS alarm " Caution! Do not remove the standard electrode from the process without Hold! Since SCS is measured against PML, no contact between the inner conductor and PML triggers an alarm. PCS alarm (Process Check System) The function AC is used to check measuring signals for deviations.
  • Page 42 Operation OPM223/253 Coding Field Setting range Display Info (Factory settings, bold) CHECK function Settings for electrode and process group monitoring CHECK Monitoring of electrode for glass breakage (error no.: E008). Switch SCS alarm Response time approx. 30 s for the measuring SCS glass warning (error no.: E175)
  • Page 43 OPM223/253 Operation Coding Field Setting range Display Info (Factory settings, bold) AC = sensor activity monitoring CC = controller monitoring Select process Alarm possible with or without monitoring (PCS AC CC simultaneous controller switch-off. alarm) ProcMonit xxxx = without controller switch-off...
  • Page 44 Operation OPM223/253 5.4.6 Relay contact configuration To use the RELAY function group you need a relay board which is not part of the basic version. The following relay contacts can be selected and configured as desired (max. four contacts, depending on options installed): •...
  • Page 45 OPM223/253 Operation P(ID) controller You can define various controller functions for the transmitter. On the basis of the PID controller, P, PI, PD and PID controllers can be implemented. For an optimum control system, use the controller that best suits your application. Depending on the option selected in the R 237/R 266 field, the actuating signal can be output via relays or via current output 2 (if available).
  • Page 46 Operation OPM223/253 Control and fine optimisation of the set parameters with a recorder C07-OxM2x3xx-05-06-00-xx-004.eps Fig. 32: Optimisation of settings T and K Actual value too small too small Time too large Optimum setting too large Actuating signal outputs (R237 ... R2310) Each control contact outputs a cyclical signal whose intensity corresponds to the controller's manipulated variable.
  • Page 47 OPM223/253 Operation Constant controller Via the current output 2, the minimum actuating variable (0 %) of the controller is output with 0/4 mA and the maximum actuating variable (100%) of the controller is output with 20 mA. Control characteristic for direct and inverse control action You can choose between two control characteristics in the R236 field: •...
  • Page 48 Operation OPM223/253 Chemoclean function Just like the timer function, Chemoclean can also be used to start a cleaning cycle. However, Chemoclean also gives you the added option of defining different cleaning and rinsing intervals. As a result, it is possible to clean irregularly with different repeat cycles and to separately set the cleaning times with post rinse times.
  • Page 49 OPM223/253 Operation Neutralisation controller During neutralisation control, the pH value of a medium is kept constant by dosing acid and alkali. Two separate actuating signals are required for this task, one for acid and one for alkali. The neutralisation controller is a controller with two relay contacts and is specially designed for this task.
  • Page 50 Operation OPM223/253 Coding Field Setting range Display Info (Factory settings, bold) Switch function of R211 All the settings are retained. R211 R2 (1) off or on Function pH 16.00 pH -2.00 ... 16.00 Never set the switch-on point and the 16.00...
  • Page 51 OPM223/253 Operation Coding Field Setting range Display Info (Factory settings, bold) 150.0 °C Enter switch-on 150.0 C Never set the switch-on point and the R222 R222 temperature -50.0 ... 150.0 C switch-off point to the same value! On value Entering a switch-off point selects either a Max contact (switch-off point <...
  • Page 52 Operation OPM223/253 Coding Field Setting range Display Info (Factory settings, bold) 1.00 Enter control gain 1.00 R233 See "P(ID) controller" section. R233 0.01 ... 20.00 See "P(ID) controller" section. Enter integral action With every Hold, the I-component is set time T 0.0 min...
  • Page 53 OPM223/253 Operation Coding Field Setting range Display Info (Factory settings, bold) Batch = discontinuous process Inlne = continuous process There is no further dosing in the setting Batch Batch range in batch mode. The I-component R2312 Enter process type R2312 Inlne is decreased.
  • Page 54 Operation OPM223/253 Coding Field Setting range Display Info (Factory settings, bold) 20 s R253 Enter pre-rinse time Rinsing with water takes place. R253 0 ... 999 s PreRinse 10 s Cleaning with cleaning agent and water R254 Enter cleaning time R254 0 ...
  • Page 55 OPM223/253 Operation Coding Field Setting range Display Info (Factory settings, bold) Relay assignment 1 and 2 for neutra 6.00 Enter set point 1 (or pH 6.00 controller: R262 R262 pH -2.00 ... 16.00 Rel1 = set point 1 Setpoint1 Rel2 = set point 2...
  • Page 56 Operation OPM223/253 5.4.7 Service Coding Field Setting range Display Info (Factory settings, bold) SERVICE function Service function settings. group SERVICE ENG = English GER = German This field has to be configured once FRA = French Select language during device configuration. Then you ITA = Italian can exit S1 and continue.
  • Page 57 OPM223/253 Operation Coding Field Setting range Display Info (Factory settings, bold) Reset the device to Sens = last calibration is deleted and is the basic settings reset to factory setting. Sens = sensor data Facty = all data (apart from A1 a. S1) are...
  • Page 58 Operation OPM223/253 Coding Field Setting range Display Note (Factory settings, bold) E113 E123 SerNo Serial number is E133 Only display function E113 displayed E143 12345678 E153 E114 E124 Module ID is E134 Only display function E114 displayed E144 Modul-ID E154...

  • Page 59: Calibration

    OPM223/253 Operation Calibration Use the CAL key to access the calibration function group. Use this function group to calibrate the sensor. The calibration can take place in a number of ways: • By measuring in two calibration solutions with known pH value.
  • Page 60 Operation OPM223/253 Coding Field Setting range Display Info (Factory settings, bold) Only for A1 = pH. CALIBRATION C (1) Calibration pH Calibration with two different buffer function group solutions. CALIBRAT 25.0 °C Enter calibration 25.0 C Only for B1 = MTC.
  • Page 61 OPM223/253 Operation Coding Field Setting range Display Info (Factory settings, bold) Glass: pH 7.00 pH 5.00 ... 9.00 Zero point (zero 7.00 Antimony: pH 1.00 For ISFET, the zero point is displayed in point / U_is) is pH -1.00 ... 3.00...
  • Page 62 Operation OPM223/253 Coding Field Setting range Display Info (Factory settings, bold) CALIBRATION function group: Sensor adjustment with compensation C (3) Calibration ORP % Calibration for ORP for wall effects. CALIBRAT For the calibration, a sample of the medium is placed in two containers.
  • Page 63 OPM223/253 Operation Numeric calibration During numerical calibration, the slope and zero point can be corrected manually. Coding Field Setting range Display Info (Factory settings, bold) NUMERIC CALIBRATION function group NUMERIC 25°C Enter reference 25.0 C temperature -50.0 ... 150.0 C T°C Ref...
  • Page 64 Operation OPM223/253 Offset The settings in the OFFSET function group can be used to calibrate the measurement to a reference measurement. This requires a linear shift of all the measured values, i.e. the adjustment is determined for one measured value, and all others are calculated using the same adjustment.

  • Page 65: Commissioning

    OPM223/253 Commissioning Commissioning Things to note when commissioning ISFET sensors Switch-on behaviour A control circuit is created when the measuring system is switched on. During this time (approx. 5 ... 8 minutes), the measured value adjusts to the real value. This settling behaviour occurs every time the liquid film between the pH-sensitive semi-conductor and the reference lead is interrupted (e.g.
  • Page 66 Commissioning OPM223/253 Factory settings The first time it is switched on, the device has the factory setting for all functions. The table below provides an overview of the most important settings. All other factory settings can be found in the description of the individual function groups in the "System configuration"...

  • Page 67: Quick Start-Up

    OPM223/253 Commissioning Quick start-up After power-up, you must make some settings to configure the most important functions of the transmitter which are required for correct measurement. The following section gives an example of this. User input Setting range Display (Factory settings, bold) 1.
  • Page 68 Commissioning OPM223/253 User input Setting range Display (Factory settings, bold) 13. In A5, select the temperature sensor the electrode used has, e.g. "Pt 100" for a glass Pt 100 Pt100 electrode. Pt 1K Press to confirm your entries. NTC 30K...

  • Page 69: Maintenance

    OPM223/253 Maintenance Maintenance Take all the necessary measures in time to guarantee the operational safety and reliability of the entire measuring system. Maintenance work at the transmitter comprises: • Calibration (see "Calibration" section) • Cleaning of assembly and sensor • Cable and connection check Warning! •...
  • Page 70 Maintenance OPM223/253 7.1.2 Dismantling of field instrument " Caution! Please note the effects on the process if the device is taken out of service! Note! Please refer to the diagram in Section 9.5 for the item numbers. Open and remove the cover of the connection compartment (item 420).

  • Page 71: Maintenance Of The Entire Measuring Point

    OPM223/253 Maintenance Start up the device again and check the basic functions (e.g. measured value and temperature display, operation via keyboard). Enter the serial number: – Read the serial number (“ser-no.”) off the nameplate of the device. – Enter this number in the fields E115 (year, one-digit), E116 (month, one-digit), E117 (cons.
  • Page 72 Maintenance OPM223/253 7.2.2 Cleaning the pH/ORP sensors Please clean contamination on the glass electrodes as follows: • Oily and greasy films: Clean with detergent (grease dissolvers, such as alcohol, acetone, poss. washing-up liquids). Warning! When using the following cleaning agents, make sure to protect your hands, eyes and clothing! •...

  • Page 73: Optoscope" Service Tool

    OPM223/253 Maintenance 7.2.5 Connecting lines and junction boxes Check the cables and connections for moisture. Moisture is indicated by a sensor slope that is too small. If no more display is possible or if the display is fixed at pH 7, please check the following components: •...

  • Page 74: Accessories

    Accessories OPM223/253 Accessories Sensors • OPS11 pH electrode for process applications, with PTFE diaphragm, Ordering acc. to product structure, see Technical Information (TI028e00) • OPS12 ORP electrode for process applications, with PTFE diaphragm, Ordering acc. to product structure, see Technical Information (TI367e00) •...

  • Page 75: Mounting Accessories

    OPM223/253 Accessories • Junction box VBM for cable extension, with 10 terminals, IP 65 / NEMA 4X Cable entry Pg 13.5 Order no. 50003987 Cable entry NPT ½" Order no. 51500177 • Junction box VBA with 10 high-impedance terminals, protection class: IP 65; material: polycarbonate order no.

  • Page 76: Assemblies

    Accessories OPM223/253 • Kit for mounting of field housing on horizontal or vertical pipes (Ø max. 60 mm (2.36")) order no. 50086842 90 / 3.54 Ø max. 60 / 2.36 70 / 2.76 Ø 6 / 0.24 70 / 2.76 90 / 3.54...

  • Page 77: Software And Hardware Add-Ons

    OPM223/253 Accessories Software and hardware add-ons The add-ons can only be ordered by quoting the serial number of the device in question. • Plus Package Order no. 51500385 • Chemoclean Order no. 51500963 • Two-relay card Order no. 51500320 • Four-relay card Order no.

  • Page 78: Trouble-Shooting

    Trouble-shooting OPM223/253 Trouble-shooting Trouble-shooting instructions The transmitter constantly monitors its functions itself. If an error occurs which the device recognises, this is indicated on the display. The error number is under the unit display of the main measured value. If more than one error occurs, you can call these up with the MINUS key.
  • Page 79 OPM223/253 Trouble-shooting Error Display Tests and/or remedial measures Alarm contact Error current Autom. cleaning start Facty User Facty User Facty User Repeat calibration and renew buffer solution; Calculation of calibration E041 replace electrode if necessary, check device — — parameters aborted and measuring cable with simulator.
  • Page 80 Trouble-shooting OPM223/253 Error Display Tests and/or remedial measures Alarm contact Error current Autom. cleaning start Facty User Facty User Facty User Below lower alarm threshold for E154 period exceeding alarm delay Above upper alarm threshold for E155 period exceeding alarm delay...

  • Page 81: Process Specific Errors

    OPM223/253 Trouble-shooting Process specific errors Use the following table to localise and rectify any errors occurring. Errors Possible cause Tests and/or remedial measures Tools, spare parts Device cannot be Press CAL and MINUS keys operated, display value Operation locked See "Function of keys" section.
  • Page 82 Trouble-shooting OPM223/253 Errors Possible cause Tests and/or remedial measures Tools, spare parts No/incorrect temperature ATC: activate function. compensation MTC: adjust process temperature. Conductivity of medium too low Select pH sensor with liquid KCl. e.g. OPS41 pH value in process Flow too high Reduce flow or measure in a bypass.
  • Page 83 OPM223/253 Trouble-shooting Errors Possible cause Tests and/or remedial measures Tools, spare parts – For Plus Package retrofit: enter code Plus Package not enabled (enable supplied by your supplier. by entering a code which depends – Following replacement of a defective...

  • Page 84: Instrument Specific Errors

    Renew central module, note variant. emitting diode active (module: LSCH/LSCP) service, test module necessary Device or module in device not OPM223: reinstall insert. Perform with the aid of the installation Display is on but correctly mounted OPM253: remount display module.
  • Page 85 OPM223/253 Trouble-shooting Error Possible cause Tests and/or remedial measures Execution, tools, spare parts No function of additional OPM253: ribbon cable item 320 Check ribbon cable seating, renew See "Spare parts" section. relay loose or defective cable if required. Only 2 additional relays Relay module LSR1-2 installed with Upgrade to LSR1-4 with 4 relays.

  • Page 86: Spare Parts

    Trouble-shooting OPM223/253 Spare parts Spare parts are to be ordered from your sales center responsible. Specify the order numbers listed in the chapter "Spare parts kits". To be on the safe side, you should always specify the following data with your spare part orders: •...
  • Page 87 OPM223/253 Trouble-shooting 9.5.1 Panel mounted instrument 422a 422b 10/20 290/300 Pos. 10 Netzteil 100 – 230 VAC Pos. 30 / Steckbrücke Sicherung 230 V 115 V 100 V C07-OxM223xx-09-06-06-xx-001.eps Fig. 43: Exploded drawing of panel-mounted instrument The exploded drawing contains the components and spare parts of the panel-mounted instrument.
  • Page 88 Trouble-shooting OPM223/253 Item Kit description Name Function/contents Order number Power unit LSGA 100 / 115 / 230 V AC 51500317 Power unit LSGD 24 V AC + DC 51500318 Jumper Part of power unit, item 10 Central module LSCH-S1 1 current output...
  • Page 89 OPM223/253 Trouble-shooting 9.5.2 Field instrument Pos. 10 Netzteil 100 – 230 V AC Pos. 30 / Steckbrücke Sicherung 230 V 115 V 460b 100 V 450b 450a 310/320 460a 10/20 290/300 450c C07-OxM253xx-09-06-06-xx-001.eps Fig. 44: Field device exploded drawing The exploded drawing contains the components and spare parts of the field device. You can...
  • Page 90 Trouble-shooting OPM223/253 Item Kit description Name Function/contents Order number Power unit LSGA 100 / 115 / 230 V AC 51500317 Power unit LSGD 24 V AC + DC 51500318 Jumper Part of power unit, item 10 Central module LSCH-S1 1 current output...

  • Page 91: Return

    OPM223/253 Trouble-shooting Return If the transmitter has to be repaired, please return it cleaned to the sales centre responsible. Please use the original packaging, if possible. Disposal The device contains electronic components and must therefore be disposed of in accordance with regulations on the disposal of electronic waste.

  • Page 92: Technical Data

    Technical data OPM223/253 Technical data 10.1 Input Measured variable Temperature Measuring range –2 ... 16 –1500 ... +1500 mV / 0 ... 100 % Temperature – Pt 100, Pt 1000 -50 ... +150 C (-58 ... +302 °F) – NTC 30K -20 ...

  • Page 93: Power Supply

    OPM223/253 Technical data Controller Function (adjustable): Pulse length/pulse frequency controller Controller behaviour: P, PI, PD, PID Control gain K 0.01 ... 20.00 Integral action time T 0.0 ... 999.9 min Derivative action time T 0.0 ... 999.9 min Period length for pulse length 0.5 ...

  • Page 94: Performance Characteristics

    Technical data OPM223/253 10.5 Performance characteristics Reference temperature 25 C (77 °F) Measured value resolution 0.01 pH ORP: 1 mV/0.1 % Temperature: 0.1 C Maximum measured error Display – pH: Max. 0.5 % of scope of measuring range – ORP: Max.
  • Page 95 OPM223/253 Technical data...

  • Page 96: Appendix

    Appendix OPM223/253 Appendix Entry of absolute value Function group Current offset is Calibration status Store offset results displayed is displayed OFFSET current measured value ; no; new -2.00...16 pH 0.00 pH , -2.00...2.00 pH o.k. -1500...1500 mV 0 mV , -120...120 mV 0.0...100.0 %...
  • Page 97 OPM223/253 Appendix Zero point is displayed Calibration status Store calibration Glass 7.00 pH is displayed results 5.00...9.00 pH Antimon 1.00 pH o.k. ; no; new -1.00...3.00 pH ISFET current value –500...+500 mV Feedforward control = 1 0 … 100% Enter x value Enter y value Table status o.k.
  • Page 98 Appendix OPM223/253 Function group SCS alarm threshold Select process SCS alarm SCS alarm Leakage current is Alarm delay CHECK Measuring sensor Reference sensor monitoring displayed (if A2=sym) (ISFET sensors only) 50 k ; Low; High; 0 min (s) ; on ;...
  • Page 99 OPM223/253 Appendix Select process Set lower alarm Set upper alarm Set max. perm. period Set max. permi. period Set monitoring value monitoring threshold threshold of lower limit exceeded of upper limit exceeded ; AC; CC; AC CC AC!; CC!; ACCC! pH -2.00...
  • Page 100 Appendix OPM223/253...

  • Page 101: Index

    OPM223/253 Index Access codes ......28 Icons Accessories......74 Electrical .
  • Page 102 OPM223/253 P(ID) controller ......45 Performance characteristics ....94 Plus package.
  • Page 103 OPM223/253...
  • Page 104 BA194e/00/07.09/ 71106576 Printed in Germany / FM+SGML 6.0 / DT 71106576...

This manual is also suitable for:

Opm253

Table of Contents