Summary of Contents for Endress+Hauser Silometer FMC 672 Z
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BA 064/00/en/06.03 silometer 015576-1000 Software 3.x FMC 672 Z/677 Z Level Measurement Installation and Operating Instructions Endress Hauser The Power of Know How...
Silometer FMC 672 Z/677 Z Measurement at a Glance Procedure Channel Channel Function Action 1 Reset transmitter V9H5 Enter 671: Use »+« and »-« keys, ⇒ changes digit Press »E« to register entry Omit for second channel and if commissioned as in Section 4.1 2 »Empty«...
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Silometer FMC 672 Z/677 Z Measurement at a Glance FMC 672 Z Selects vertical matrix position Selects horizontal matrix position Matrix position FMC 672 Z Select positon V0H0 Measured value Selects next digit Bar chart Move decimal point Matrix selection...
Operating Matrix ... Configuration and display: Silometer FMC 672 Z ... 20 Configuration and display: Silometer FMC 677 Z ... 21 Calibration and Operation .
Notes on Safety Notes on Safety The Silometer FMC 672 Z/677 Z is a level measurement transmitter which can be used with a variety of probes and sensors. It must be installed by qualified personnel according to the instructions in this manual.
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Silometer FMC 672 Z/677 Z Notes on Safety...
80% of applications. For Users familiar with the operating matrix of Endress+Hauser Commutec transmitters in general and the Silometer FMC 672 Z/677 Z in particular, a Quick Operating Guide for the most important operating modes is to be found in Chapter 10.
Min./max. relays BA064E01 The Silometer FMC 672 Z/677 Z is designed for level measurement on one or two channels with a capacitance or impedance probe. The applications described in this manual are as follows: • Continuous level measurement (Chapter 4) •...
Actuators BA064E04 A working system for level measurement comprises: • Silometer FMC 672 Z/677 Z transmitter, • Capacitance or impedance probe • Electronic insert EC 37 Z or EC 47 Z. The Silometer may operate as a stand alone unit with standard 0/4…20 mA and 0/2…10 V outputs.
Silometer FMC 672 Z/677 Z Chapter 1: Introduction Measuring principle The Silometer FMC 672 Z/677 Z measures level on the basis of the capacitance/ impedance measurement principle. The measured value processed by the electronic insert and passed on as a frequency signal.
The capacitance or pressure measured by the sensor is converted into a frequency signal by the electronic insert located in its head. The Silometer FMC 672 Z/677 Z supplies the power and receives a level-proportional frequency signal over a two-core cable.
Probes and sensors Table 2.1 lists the sensors most frequently used with the Silometer FMC 672 Z/677 Z transmitter. In addition to those listed, all special probes which can be used with an EC 37 Z or EC 47 Z electronic insert can be connected to the transmitter. Installation hints can be taken from the appropriate Technical Information Sheet.
Silometer FMC 672 Z/677 Z Chapter 2: Installation Silometer installation There are three possibilities for installing Silometer transmitters: • Standard 19" rack with space for 12 7HP cards, • Field housing with space for up to 6 7HP cards, • Monorack housings for single transmitters.
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Full details of the Monorack installation procedure can be taken from the manual supplied with it. Monorack protective If the Silometer FMC 672 Z/677 Z transmitter and Monorack housing are to be mounted housing at an exposed site, then it is recommended that they be installed in the protective housing, degree of protection IP 55, which is available as an accessory.
• When wiring up probes and sensors in explosion hazardous areas, observe the instructions on the certificate and other appropriate regulations. Fig. 2.5 is a pin assignment diagram for the Silometer FMC 672 Z/677 Z. Rack wiring • Terminals z 30, b 14, d 14 and b 10 are connected internally •...
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The negative terminal of the current output, of the voltage output and of the supply voltage outputs are connected to the circuit zero of the Silometer FMC 672 Z/677 Z module. • Any number of measurement and control units can be connected in parallel to the voltage output, provided that all potentials are related to negative terminal ≥...
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Silometer FMC 672 Z/677 Z Chapter 2: Installation Fig. 2.8: Layout of Monorack II terminal blocks Hole for mounting Power screw Power control slot Insert coding pins at Outputs, use positions black marked 1 and 23 see Fig. 2.5 Jumper set for...
Silometer FMC 672 Z/677 Z Chapter 2: Installation Sensor connection The Silometer FMC 672 Z/677 Z can be operated with a variety of sensor types, each requiring an electronic insert: • EC 37 Z or EC 47 Z for capacitance and impedance probes Use commercial 2-core installation cable, max.
Silometer FMC 672 Z/677 Z Chapter 2: Installation Technical data: Silometer FMC 672 Z/677 Z transmitter Fig. 2.11 Silometer FMB 672 Z/677Z plug-in card BA064E19 • Design: 19", 7 HP, plug-in card Construction • Front panel: black synthetic with blue field inlay, grip and markings, Protection: IP 20 (DIN 40050) •...
Silometer FMC 672 Z/677 Z Chapter 3: Controls Controls This Chapter describes how the Silometer FMC 672 Z/677 Z transmitters are operated. It is divided into the following sections: • Commutec operating matrix • Configuration and display: Silometer FMC 672 Z •...
BA064E22 Fig. 3.1 shows the LC-display with matrix of the Silometer FMC 672 Z, Fig. 3.3 its front panel. Table 3.1 below describes the function of the operating keys. • Changes are not possible if the matrix has been locked (Section 4.6).
Silometer FMC 672 Z/677 Z Chapter 3: Controls Configuration and display: Silometer FMC 677 Z Fig. 3.4: Silometer FMC 677 Z Showing front panel and Commulog VU 260 Z key Measured value functions display with bar chart FMC 677 Z...
Silometer FMC 672 Z/677 Z Chapter 4: Calibration and Operation Calibration and Operation This chapter is concerned with the basic settings of the Silometer FMC 672 Z/677 Z which allow it to operate with the capacitance probes. The principle sections describe: • Commissioning •...
Silometer FMC 672 Z/677 Z Chapter 4: Calibration and Operation Calibration: level measurement The calibration for operating mode 0 requires the determination of two parameters, in any order, for each measurement channel: • an »empty« level: at V0H1 for channel 1 and V4H1 for channel 2, •...
50 hl BA064E526 The Silometer FMC 672 Z/677 Z can also be calibrated in volume or weight units, e.g. in litres, hectolitres, gallons, %vol, tonnes or kg. After calibration volume (or weight) is displayed at V0H0/V4H0. The analogue outputs and limit relays must be set in the same units as described in Chapters 6 or 7.
Silometer FMC 672 Z/677 Z Chapter 4: Calibration and Operation Level offset Fig. 4.3: Effect of level offset on display at V0H0/V4H0 After offset Before offset Volume 250m Volume 250 m Display 250 m Display 0.000 BA064E27 The calibration (or linearization) determines the level displayed at V0H0/V4H0 for a Level offset particular head of liquid.
Silometer FMC 672 Z/677 Z Chapter 4: Calibration and Operation Measured value display During normal operation the measured value can be read at V0H0 for channel 1 and V4H0 for channel 2. In addition to this, several other fields contain system information which might be needed, e.g., for trouble-shooting etc..
Silometer FMC 672 Z/677 Z Chapter 5: Linearization Linearization Fig. 5.1: Level (or volume) in Linearization for a vessel with a units used for conical outlet calibration Last level entry must correspond to 100% full 100% 0/4…20 mA signal follows volume...
This mode is used when you have a cylindrical tank which lies horizontally: the probe must have a ground tube or the liquid must conduct. The Silometer FMC 672 Z/677 Z transmitter uses a stored linearization table which requires the entry of the tank diameter and tank volume for its calculations.
Silometer FMC 672 Z/677 Z Chapter 5: Linearization Linearization for a tank with conical outlet Fig. 5.3: Level (or volume) in Linearization for a vessel with a units used for conical outlet calibration Last level entry must correspond to 100% full 4.25...
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Silometer FMC 672 Z/677 Z Chapter 5: Linearization Manual linearization with Enter you linearization values in the Table below: Channel 1 = V2H2…V2H4, tabular values channel 2 = V6H2…V6H4 Volume Level Volume Level V2H2 V2H3 V2H4 V2H2 V2H3 V2H4 V6H2...
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Silometer FMC 672 Z/677 Z Chapter 5: Linearization Manual linearization with Step Matrix Entry Significance automatic level V9H5/V3H5/V3H6 Reset and commission transmitter, see Section 4.1 registration V0H1/V0H2 Calibrate transmitter, see Sections 4.2…4.3 or Chapter 8 V2H0 Cancel any previously active linearization table »E«...
»E« Press to activate linearization Factory characteristic Use this option if your tank dimensions were sent to Endress+Hauser for the production V2H0 = 2, V6H0 = 2 of a customer specific linearization table. • You can check whether a factory linearization is stored in the Silometer FMC 672 Z/677 Z transmitter by viewing matrix position V2H6/V6H6: - A number means a factory linearization is stored.
Silometer FMC 672 Z/677 Z Chapter 6: Analogue Outputs Analogue Outputs This Chapter deals with the analogue output settings. The FMC 672 Z/677 Z transmitter is designed for continuous measurement with control of: • one voltage output 0/2 ... 10 V per channel •...
Silometer FMC 672 Z/677 Z Chapter 6: Analogue Outputs Analogue output settings Analogue output range One of two analogue ranges can be set at V0H3 for channel 1 and V4H3 for channel 2: • 0 = 0 ... 20 mA/ 0...10 V (default setting.) •...
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The current and voltage outputs can be set to take on distinctive values if the self- Output at fault monitoring circuit of the Silometer FMC 672 Z/677 Z transmitter triggers on finding a fault. The relays follow the analogue output when the value "1" is entered at V1H3 or V5H3.
Sections: • Control parameters • Relay operating modes Silometer FMC 672 Z/677 Z transmitters have two independent relays, which switch according to the size of the measured value at V0H0/V4H0 on the channel to which they are assigned. • Each limit switch can be operated in minimum or maximum fail-safe mode, i.e.
Silometer FMC 672 Z/677 Z Chapter 7: Limit Switches Control parameters For the Silometer FMC 672 Z/677 Z transmitters, the matrix fields V1H4 and V5H4 assign Relay assignment the relays to the analogue outputs 1 or 2 as required. Step...
Silometer FMC 672 Z/677 Z Chapter 7: Limit Switches Hysteresis The hysteresis parameter controls the re-energising of the relay after it has tripped, see Fig.7.1 and 7.2. It is expressed as a level or volume and is entered at V1H2 for relay 1...
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Silometer FMC 672 Z/677 Z Chapter 7: Limit Switches If a particular level or volume range has to be maintained, this can be achieved by setting Two-point operation with an appropriate maximum (or minimum level) and hysteresis. For example, the relay is one relay set to maximum fail-safe mode.
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Silometer FMC 672 Z/677 Z Chapter 7: Limit Switches Two-point operation This mode of operation is achieved by setting the hysteresis of the two relays (operating with two relays on the same channel) such that: • minimum level/volume + hysteresis = maximum level/volume •...
Chapter 8: Other Applications Other Applications This chapter describes the configuration of the Silometer FMC 672 Z/677 Z for operating modes 3 and 5. Density measurement, mode 4, is not described as Deltapilot sensors are required, see BA 060, Silometer FMB 672 Z/677 Z. The applications described are: •...
Silometer FMC 672 Z/677 Z Chapter 8: Other Applications Differential level measurement Fig. 8.3: Example for differential level measurement: Probe 2 level regulation through Channel 2 motorized rake. Output 1 level 1 Output 2 ∆h = h Motorized rake Probe 1...
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Silometer FMC 672 Z/677 Z Chapter 8: Other Applications Level calibration probe 1 Step Matrix Entry Significance V0H1 e.g. 0.5 m With level at minimum, enter level in %, m, ft etc »E« Register entry V0H2 e.g. 3 m With level at maximum, enter level in %, m, ft etc.
Silometer FMC 672 Z/677 Z Chapter 8: Other Applications Level measurement with reference probe Fig. 8.4: Level measurement with reference probe. Top: Reference probe installed laterally below the measuring probe Out put 1 Bottom: Reference probe level installed vertically with active...
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Silometer FMC 672 Z/677 Z Chapter 8: Other Applications The calibration is carried out on-site with a completely empty then a full tank. The Calibration minimum level is chosen to be approx. 3% of the measuring range. This ensures that compensation is not triggered when the probe is temporarily uncovered due to turbulence etc..
When the instructions in the manual have been followed correctly, the system must now function. Should this not be the case, the Silometer FMC 672 Z/677 Z transmitter provides a number of aids for setting up and operating the module correctly. This Chapter contains the following: •...
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Silometer FMC 672 Z/677 Z Chapter 9: Trouble-Shooting Table 9.1: Channel Channel Type Cause and Remedy Error messages E 101…106 Alarm Fault in instrument electronics - Call Endress+Hauser Service E 107 Alarm Battery voltage too low - Make back-up of entered parameters immediately...
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Silometer FMC 672 Z/677 Z Chapter 9: Trouble-Shooting Trouble-shooting table Use the following Table to check for incorrect operation Table 9.2: Fault Cause and remedy Trouble shooting table for •Incorrect calibration? Check measured value before Measured value wrong incorrect function without error message (Modes 0…3)
Silometer FMC 672 Z/677 Z Chapter 9: Trouble-Shooting Simulated operating mode This function is intended primarily for checking the correct function of the system and is selected and terminated at V8H0: • Enter 6 to simulate on channel 1 • Enter 7 to simulate on channel 2 •...
Remember that all probes are sensitive instruments and must be treated accordingly. Should the Silometer FMC 672 Z/677 Z transmitter or its probes need to be repaired by Endress+Hauser, please send it to your nearest Service Centre with a note containing the following information: •...
Silometer FMC 672 Z/677 Z Chapter 10: Quick Programming Guide 10 Quick Programming Guide These procedures are intended as a quick guide for users familiar with the Silometer FMC 672 Z/677 Z only. 10.1 Level measurement (2 channels) Start Set parameters in Channel 2 Chapter 4, Section 4.1...
Silometer FMC 672 Z/677 Z Chapter 10: Quick Programming Guide 10.3 Linearization for horizontal cylinder or conical outlet Start Chapter 4, Section 4.1 Reset parameters: V9H5 - for mode 5, calibrate according to Enter »fo« V3H5/V7H5 the instructions in Chapter 8.2 Enter »S«...
Silometer FMC 672 Z/677 Z Operating matrix Operating Matrix Operating and default parameters Enter your operating parameters in the matrix below, a full matrix is to be found overleaf. Display field The default parameters are as indicated below. 100.0 100.0 90.0...
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Silometer FMC 672 Z/677 Z Operating matrix Parameter Matrix Measured Empty Full Select Output Value for Value for Safety Actual Measured alarm value calibration calibration current damping 0/4 mA 20 mA measuring value Calibration 0 = -10% frequency 0=0…20mA before...
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Silometer FMC 672 Z/677 Z Operating matrix...
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Silometer FMC 672 Z/677 Z Operating matrix...