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Simex SLN-94 User Manual

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Firmware: v.7.13 or higher
•
Input type: pulse
•
Double display, easy threshold value setting
•
Read the user's manual carefully before starting to use the unit or software.
Producer reserves the right to implement changes without prior notice.
2013.02.20
User manual
COUNTER
SLN-94
Assisting the automation
industry since 1986
SLN-94_INSSXEN_v.2.05.000

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Summary of Contents for Simex SLN-94

  • Page 1 Assisting the automation industry since 1986 User manual COUNTER SLN-94 Firmware: v.7.13 or higher • Input type: pulse • Double display, easy threshold value setting • Read the user's manual carefully before starting to use the unit or software. Producer reserves the right to implement changes without prior notice.

  • Page 2: Table Of Contents

    User manual - COUNTER SLN-94 CONTENTS 1. BASIC REQUIREMENTS AND USER SAFETY..................3 2. GENERAL CHARACTERISTICS........................4 3. TECHNICAL DATA............................4 4. DEVICE INSTALLATION..........................6 4.1. UNPACKING............................6 4.2. ASSEMBLY............................7 4.3. CONNECTION METHOD........................9 4.4. MAINTENANCE..........................14 5. FRONT PANEL DESCRIPTION........................14 6. PRINCIPLE OF OPERATION........................15 6.1. MEASUREMENT MODE........................15...

  • Page 3: Basic Requirements And User Safety

    User manual - COUNTER SLN-94 Explanation of symbols used in the manual: - This symbol denotes especially important guidelines concerning the installation and operation of the device. Not complying with the guidelines denoted by this symbol may cause an accident, damage or equipment destruction.

  • Page 4: General Characteristics

    2. GENERAL CHARACTERISTICS Counter type SLN-94 is designed for up-down counting of pulses in 3 decades and has single program register using for programming the batcher function. The programming of the counter is realised by push-buttons, and direction of counting can be selected by user.
  • Page 5 User manual - COUNTER SLN-94 Pulse inputs A input counting (terminal no. 16) B input hold input (terminal no. 17) C input stop (terminal no. 18) D input clear/start (terminal no. 19) common terminal (terminal no. 20) Input levels low level: 0V ÷...

  • Page 6: Device Installation

    User manual - COUNTER SLN-94 Safety requirements according to: PN-EN 61010-1 installation category: II pollution degree: 2 voltage in relation to ground: 300V AC insulation resistance: >20MΩ insulation strength between power supply and input/output terminal: 1min. @ 2300V insulation strength between relays terminal: 1min.

  • Page 7: Assembly

    User manual - COUNTER SLN-94 4.2. ASSEMBLY - The unit is designed for mounting inside housings (control panel, switchboard) insuring appropriate protection against surges and interference. Metal housings must be connected to ground in a way that complies with the governing regulations.
  • Page 8 User manual - COUNTER SLN-94 92 mm max. 5 mm Figure 4.2. Allowable mounting hole dimensions 92 mm 5 mm 12 mm 10 mm Figure 4.3. Installing of brackets, and dimensions of connectors. 115 mm Figure 4.4. Minimum distances when assembly of a number of units...

  • Page 9: Connection Method

    User manual - COUNTER SLN-94 4.3. CONNECTION METHOD Caution - Installation should be conducted by qualified personnel . During installation all available safety requirements should be considered. The fitter is responsible for executing the installation according to this manual, local safety and EMC regulations.
  • Page 10 User manual - COUNTER SLN-94 Use of screened signal cables is recommended. Signal cable screens should be – connected to the earthing only at one of the ends of the screened cable. In the case of magnetically induced interference the use of twisted couples of signal –...
  • Page 11 User manual - COUNTER SLN-94 RS - 485 +24V +5%, -10% Power supply max = 100mA DATA+ (depending on version) DATA- 5 6 7 8 9 10 11 12 13 14 15 n.c. n.c. Figure 4.6. Terminals description (relay outputs) Description of control signals' symbols.
  • Page 12 User manual - COUNTER SLN-94 10 11 12 13 FUSE FUSE Depending on version: 85...230...260V AC/DC or 19...24...50V DC; 16...24...35V AC Figure 4.8. Connection of power supply and relays Contacts of relay outputs are not equipped with spark suppressors. While use the relay outputs for switching of inductive loads (coils, contactors, power relays, electromagnets, motors etc.) it is required...
  • Page 13 User manual - COUNTER SLN-94 10 11 10 11 Logic controller LED 10 mA voltage input 24 V Figure 4.10. Example of OC-type outputs connection Construction of counter's inputs allows connecting of pulser with common earth (Figure 4.11 a) or common plus (Figure 4.11 b), without additional intermediary circuits (sensor with NPN or PNP type output);...

  • Page 14: Maintenance

    User manual - COUNTER SLN-94 4.4. MAINTENANCE The unit does not have any internal replaceable or adjustable components available to the user. Pay attention to the ambient temperature in the room where the unit is operating. Excessively high temperatures cause faster ageing of the internal components and shorten the fault-free time of unit operation.

  • Page 15: Principle Of Operation

    ” Pr1 ”. SLN-94 counter can be programmed to any value form range 1 ÷ 1000. Value 1000 can be obtained setting 000. In such case driving of relays is realised after counting of 1000 units (it can be more pulses depend on „div”...
  • Page 16 User manual - COUNTER SLN-94 The change of adjuster value during realisation of counting cycle do not change the threshold stored while initialisation of the cycle. Storing of the new value is done while initialisation of the new cycle (automatic or manual).

  • Page 17: Batcher Function

    User manual - COUNTER SLN-94 6.2. BATCHER FUNCTION To set SLN-94 for operate as a batcher it must be connected in proper way with valves and flow sensor, additionally parameter “mod” must be set to “bAt” value (see description of ”mod”...

  • Page 18: The Digital Filter

    User manual - COUNTER SLN-94 Flow detector main valve, controlled by relay R2 additional valve, controlled by relay R1 tank pulses to „A“ input Figure 6.1. Proposed system 5 6 7 8 9 10 11 12 13 14 15 n.c. n.c.
  • Page 19 User manual - COUNTER SLN-94 input signal filter setting (F) input type frequency electronic 50,0 µs 10 kHz input 50,0 ms 10 Hz 25,0 ms 20 Hz 16,7 ms 30 Hz electronic 12,5 ms 40 Hz or contact 10,0 ms...

  • Page 20: Control Of The Relay Outputs (Batcher Mode)

    User manual - COUNTER SLN-94 6.4. CONTROL OF THE RELAY OUTPUTS (BATCHER MODE) Controlling of external devices due to state of the counter is realised using relay outputs. “dir” , “Pr1” , “Pr2” , “tr1” , “tr2” , “mr1” , Operation of relay output is described by parameters: “mr2”, “dLy”...
  • Page 21 User manual - COUNTER SLN-94 After initialisation if counting cycle (point S, plot: a) all relay outputs are set to its active state. During controlling cycle relays outputs can change its state to inactive, only after counter reach stored threshold value ( “Pr1”...

  • Page 22: Driving Of The Relays During Downcounting

    User manual - COUNTER SLN-94 • If parameter “tr1” or “tr2” is set to value greater than “0” then related relay stay inactive during time defined by this parameter (Figure 6.4a, d, e), but no longer than to next manual initialisation of counting cycle (points C, F in Figure 6.4a, d, e).

  • Page 23: Control Of The Relay Outputs (Standard Mode)

    User manual - COUNTER SLN-94 displayed value „Pr1” (initial value) „Pr2” (relay R2 threshold) „dLy” unknown „000” state (relay R1 threshold) State of relay R1 „mr1” = on „tr1” > 0 „tr1” State of relay R2 „mr2” = on „tr2” > 0 „tr2”...

  • Page 24: Device Programming

    User manual - COUNTER SLN-94 displayed value „Pr1” (relay R1 threshold) unknown „000” state (initial value) State of relay R1 „mr1” = on „tr1” = 0 State of relay R1 „mr1” = on „tr1” > 0 „tr1” „tr1” Description: - initialisation of the counting cycle,...

  • Page 25: Programming Menu

    User manual - COUNTER SLN-94 7.1. PROGRAMMING MENU To enter main menu (being in the measurement mode) operator must to press and hold at least 2 sec. [ENTER/MENU] button. If the user password is defined (see parameter “Cod“ ), operator have to enter correct one before proceeding to menu options .

  • Page 26: Numeric Parameters

    User manual - COUNTER SLN-94 7.2.1. Numeric parameters Numeric parameters constitute a series of digits that form a number in decimal format. Entering a new parameter value consists of changing the values of selected digits within the allowable range (using the [^] keys).

  • Page 27: Rl1", "Rl2" Menu

    User manual - COUNTER SLN-94 7.3.1. “rL1”, “rL2” menu This menu contains options of configuration of operation of relay R1 and R2 . Principle of the relay operation is described in paragraph CONTROL OF THE RELAY OUTPUTS..“Pr1”, “Pr2” - selection of relays thresholds (range 0 ÷ 999).

  • Page 28: Ar" Parameter

    User manual - COUNTER SLN-94 ”mAn” - enables manual initialisation of the cycle using button [ESC/RESET] on the counter front panel. This operation requires confirmation by [ENTER] button. In this mode clearing by control input { D } is unavailable;...

  • Page 29: Fil" Parameter

    User manual - COUNTER SLN-94 7.3.7. “FiL” parameter This parameter enables the digital filter, which filters the contacts oscillations of switches (mechanical detectors). Digital filter eliminates the counting errors when mechanical detectors are used. This parameter can be set to values: ”OFF” , ”10” ÷ ”90”, where its value express the maximum passed frequency, if ”OFF”...

  • Page 30: Bri" Parameter

    User manual - COUNTER SLN-94 ”Acc” - this parameter sets the access to the configuration registers of the device. Possible values: ”on” - configuration registers can be set via RS-485 interface, ”oFF” - configuration registers can not be set via RS-485 interface.

  • Page 31: Sec" Menu

    User manual - COUNTER SLN-94 7.3.11. ”SEc” menu This menu contains presets connected with availability of other parameters: “Cod” - user password (4-digits number). If this parameter is set at value “0000” , user password is turned off. If the user do not remember his password, the access to the menu is possible by the “one-use password”.

  • Page 32: Menu Structure

    User manual - COUNTER SLN-94 7.4. MENU STRUCTURE Measurement mode Press and hold at least 2 seconds RESET 4-digit user password entering (if it is different from „0000”) - - - - ENTER MENU ENTER ENTER RESET MENU MENU Parameter...

  • Page 33: Examples Of Prescaler Parameters Calculation

    Obtained range of measured distances 10 cm Obtained range of measured distances 1 cm to 100 m. to 10 m. Example 3 - counter SLN-94 used in batcher function (see: Figure 6.1, 6.2) Data: flow meter: 100 pulses / L –...

  • Page 34: The Modbus Protocol Handling

    User manual - COUNTER SLN-94 Principle of operation of batcher function from example 3 After press of [ START pouring ] button (Figure 6.2) value “0” is showed on the display. It causes of closing of both relays (only if Pr1 > Pr2 – both valves are opened). Flow meter generates pulses delivered to counting input { A }, so counter increases it's value.
  • Page 35 User manual - COUNTER SLN-94 Register Write Range Register description High byte - “mr1” parameter in “rL1” menu (operation mode of R1 relay); 0 - mode “noA”; 1 - mode “on”; 2 - mode “oFF”; 3 - mode “mb” see descr.
  • Page 36 User manual - COUNTER SLN-94 Register Write Range Register description “div” parameter in “CAL” menu (input divider, precounter); 1 ÷ 999 content of main counter is incremented by 1 every n pulses on input { A}, where n is content of register 1Bh 1 ÷...

  • Page 37: Transmission Errors Description

    User manual - COUNTER SLN-94 9.2. TRANSMISSION ERRORS DESCRIPTION If an error occurs while write or read of single register, then the device sends an error code according to Modbus RTU specifications. Error codes: 01h - illegal function (only functions 03h, 06h and 10h are available),...
  • Page 38 User manual - COUNTER SLN-94 3. Change of baud rate of all devices connected to the net (BROADCAST message). ADDR FUNC REG H,L COUNT H,L CRC L,H DATA H - 0 DATA L - 4, new baud rate 19200 baud Device do not reply to BROADCAST-type messages.
  • Page 39 User manual - COUNTER SLN-94 6. Preset of relay: ”mr1”=“oFF” ADDR FUNC REG H,L DATA H,L CRC L,H The answer (the same as the message): ADDR FUNC REG H,L DATA H,L CRC L,H 7. Preset of relay : ”mr1”=“mb”, turn relay on...

  • Page 40: Default And User's Settings List

    User manual - COUNTER SLN-94 10. DEFAULT AND USER'S SETTINGS LIST Desc. Parameter Description Default value User's value page Parameters of relay R1 operation (“r1” menu) Relay threshold The time period of the relay active state Operation mode of relay Parameters of relay R2 operation (“r2”...
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  • Page 44 SIMEX Sp. z o.o. ul. Wielopole 7 80-556 Gdańsk Poland tel.: (+48 58) 762-07-77 fax: (+48 58) 762-07-70 http://www.simex.pl e-mail: info@simex.pl...

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