Proline Promass 83E/F/O Modbus RS485 Operating Instructions
Proline Promass 83E/F/O Modbus RS485 Operating Instructions
Proline Promass 83E/F/O Modbus RS485 Operating Instructions
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Troubleshootingä<strong>Proline</strong> <strong>Promass</strong> 83 <strong>Modbus</strong> <strong>RS485</strong><strong>Modbus</strong> No. Device status message(local display)Cause Remedy (spare part ä 101)Register:6859Data type:IntegerRegister:6821Data type:String (18 byte)76 OSC.AMP.LIM 586 S: OSC. AMP. LIMIT$: # 58677 TUBE NOT OSC. 587 S: TUBE NOT OSC$: # 58778 GAIN RED.IMPOS 588 S: GAIN RED.IMPOS$: # 588No. # 6xx Simulation mode active79 POS.ZERO -RET. 601 S: POS. ZERO-RET.!: # 601The fluid properties do not allow acontinuation of the measurement.Causes:– Extremely high viscosity– Process fluid is veryinhomogeneous (gas or solidcontent)Extreme process conditions exist.The measuring system can thereforenot be started.Overdriving of the internal analogto digital converter.Causes:– Cavitation– Extreme pressure pulses– High gas flow velocityA continuation of the measurementis no longer possible!Positive zero return active." Caution!This message has the highest displaypriority!Change or improve process conditions.Change or improve process conditions.Change or improve process conditions, e.g. byreducing the flow velocity.Switch off positive zero return.80 to 83 SIM. CURR. OUT n 611to614S: SIM. CURR. OUT. n!: # 611 to 614Simulation current output active.Switch off simulation.84 to 87 SIM FREQ. OUT1..4621to624S: SIM. FREQ. OUT. n!: # 621 to 624Simulation frequency output active.Switch off simulation.88 to 91 SIM. PULSE n 631to634S: SIM. PULSE n!: # 631 to 634Simulation pulse output active.Switch off simulation.92 to 95 SIM. STAT. OUT n 641to644S: SIM. STAT. OUT n!: # 641 to 644Simulation status output active.Switch off simulation.96 to 99 SIM. STAT./REL.OUT n651to654S: SIM. RELAY n!: # 651 to 654Simulation relay output active.Switch off simulation.104 to 107 SIM. STATUS IN n 671to674S: SIM. STATUS IN n!: # 671 to 674Simulation status input active.Switch off simulation.108 SIM. FAILSAFE 691 S: SIM. FAILSAFE$: # 691109 SIM MEASURAND 692 S: SIM. MEASURAND!: # 692150 DEV. TEST ACT. 698 S: DEV. TEST ACT.!: # 698Simulation of response to error(outputs) active.Simulation of measuring variables(e.g. mass flow).The measuring device is beingchecked on site via the test andsimulation device.Switch off simulation.Switch off simulation.Page 94 • MN0M030Issue/Rev. 0.2 (12/12)
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