Nivetec UNICONT PMM-500 User And Programming Manual Download Page 9

pmm5111a0600p_01 

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Operation 

LED 

 LIGHTS 

 FLASHES 

MAN 

Setup mode 

Manual mode 

Auto tuning mode 

AT 

Self-Tune mode 

Pre-Tune mode 

ALM

 

Alarm condition is present 

 

For Current Proportioned outputs, 

ON

 indicates 

primary power is >0% 

It turns 

ON

 when the stored Max. PV value is 

displayed on indicators 

FLASHES

 in unison with Time Proportioning 

Primary outputs 

 

For Current Proportioned outputs, 

ON

 secondary 

power is >0% 

It turns 

ON

 when the stored Min. PV value is 

displayed on indicators 

FLASHES

 in unison with Time Proportioning 

Secondary outputs, 

 
After powering ON the unit performs an automatic self-test and flashes all front-plate LEDs for a moment. At 
first turning ON, or after replacing an output module 



indication can be seen on the 

display, which means that the unit should be configured in Configuration Mode (see 9.1, 10.2. points). 
In all other cases after the self-test the unit returns to normal operation mode. 
 

 

8.

 

ERROR MESSAGES AND INDICATIONS 

ERROR DESCRIPTION 

PV DISPLAY 

SV DISPLAY 

Configuration & Setup is required at 

first

  turn  ON  or  if 

hardware configuration changed! 

Press 



button to enter configuration mode, then press 

or 

 button to unlock code number, then press 

 button to 

proceed. Configuration should be completed according to the 
configuration menu points. 





Input more than 5% over-range 

1

 



Normal display 

Input more than 5% under-range 

2

 



Normal display 

Sensor Break. Break detected in the input sensor or wiring 



Normal display 

OUTPUT 1 error 





OUTPUT 2 error 





OUTPUT 3 error 





OUTPUT A error 





If the PV display exceeds 9999 before 5% over-range is reached, an over-range indication is given. 

2

 

Indicators will allow up to 10% under-range on non-zero based Linear ranges. If the PV display is less than 

-1999 before the 5% under-range is reached, an under-range indication is given. 

Summary of Contents for UNICONT PMM-500

Page 1: ...pmm5111a0600p_01 1 32 UNICONT PMM 500 Universal process controller and display unit User s and Programming manual 1 edition st...

Page 2: ...10 9 2 SELECT MODE 10 9 2 1 Mode Selection sequence for programming 10 9 2 2 Unlock code 11 10 OPERATION MODES PROGRAMMING 11 10 1 INFORMATION MODE 12 10 2 CONFIGURATION MODE 12 10 3 SET UP MODE 21 10...

Page 3: ...the instrument provides optimal settings without entering any P I D parameters The controller has multiple outputs relay SSR driver analogue current or voltage output RS485 communication The modular...

Page 4: ...gue OUT 5 Ut Transmitter power supply 24 V DC 22 mA SSR1 SSR2 Ut 6 RS485 Serial communication line SSR1 analogue OUT Ut 7 SSR1 R1 analogue OUT 8 Accessories R1 R2 analogue OUT RS485 A NAME ORDER CODE...

Page 5: ...2 sec binary steps ON OFF Differential 0 1 10 of input span 0 1 Controls ON OFF P PD PI PID Dual PID AT AUTO MANUAL Cooling Heating Deadband Overlap 20 20 of input span 0 1 Process Value PV 4 digit re...

Page 6: ...nit can be mounted to an existing 96x48mm cut out hole In case of using the front plate size adapter the width of the mounting plate is Lv 3 5 mm 62 55 45 0 5 0 2 45 0 5 0 2 6 WIRING 6 1 WIRING INSTRU...

Page 7: ...mA SSR2 10V DC 20mA 24V DC 22mA PMM 517 SSR1 10V DC 20mA Analogue 24V DC 22mA PMM 518 SSR1 10V DC 20mA R2 NO NC C Analogue RS485 PMM 51A R1 NO NC C R2 NO NC C Analogue B A RS485 PMM 51B R1 NO NC C R2...

Page 8: ...5 6 9 10 16 18 13 15 NO NC C pl 22 65V DC 24VDC U OUT Analogue OUT OUT 2 OUT 1 OUT 3 7 FRONT PANEL KEYPAD DISPLAYS The 7 segmented displays show the measured and set process values Process Value PV S...

Page 9: ...in Configuration Mode see 9 1 10 2 points In all other cases after the self test the unit returns to normal operation mode 8 ERROR MESSAGES AND INDICATIONS ERROR DESCRIPTION PV DISPLAY SV DISPLAY Conf...

Page 10: ...e required mode then press to enter the chosen mode MODE FUNCTION PV DISPLAY SV DISPLAY The Default Mode on power up used for normal operation Operator mode Unlock code none Used to tailor the instrum...

Page 11: ...e press to step between lock codes LOCK CODE NAME PV DISPLAY SV DISPLAY Configuration Lock Code Max 4 digit value DEFAULT VALUE 5 Setup Lock Code Max 4 digit value DEFAULT VALUE 5 Automatic Tune Lock...

Page 12: ...f manufacture Interior code 4 characters Serial number Interior code 4 characters 4 characters 4 characters 10 2 CONFIGURATION MODE This mode is normally used only when the instrument is configured fo...

Page 13: ...3204 F T tip 240 400 C T tip 400 752 F T tip 128 8 400 0 C T tip 199 9 752 0 F PtRh tip 0 1850 C Input type and Range Thermocouple PtRh tip 32 3362 F Pt100 199 800 C Pt100 328 1472 F Pt100 128 8 537...

Page 14: ...es within the proportional band The Secondary Output will be direct whenever the Primary Output is selected as reverse Primary Output Control Action Direct action is typically used with cooling applic...

Page 15: ...ON OUT ALM Alarm PV Direct action OFF ON OFF ON OUT ALM Alarm PV Band Alarm Reverse action OFF ON OFF ON OUT ALM Alarm PV OFF ON Direct action OFF ON OFF ON OUT ALM PV Alarm ON ON No alarm Process Hi...

Page 16: ...Deviation Alarm OFF ON OFF Alarm Hysteresis Value Alarm Value or Deviation Alarm value PV Process Low Alarm or Deviation Alarm PV OFF ON OFF Alarm or Deviation value Alarm Hysteresis Value Band Alarm...

Page 17: ...d the process variable to be corrected by a predetermined amount V after time T has elapsed the loop alarm becomes active Subsequently the loop alarm mode repeatedly checks the process variable and th...

Page 18: ...OUT 1 Alarm 1 Alarm 2 OUT1 OFF OFF OFF OFF OFF ON ON OFF ON ON OFF OFF OFF ON ON OFF ON OFF Alarm1 OR Alarm 2 Reverse ON ON ON ON ON OFF Alarm1 AND Alarm 2 Direct Reverse Alarm 1 Alarm 2 OUT 1 Alarm...

Page 19: ...smit Output 2 Scale minimum Only visible when or It may be adjusted within the range 1999 to 9999 the decimal position is always the same as that for the process variable input If the relationship bet...

Page 20: ...le when or It may be adjusted within the range 1999 to 9999 the decimal position is always the same as that for the process variable input If the relationship between the process variable setpoint val...

Page 21: ...for 2 minutes the controller automatically returns to operator mode PARAMETER SV DISPLAY PV DISPLAY ADJUSTMENT RANGE DEFAULT VALUE Input Filter Time constant This parameter is used to filter out extr...

Page 22: ...0 0 of input span enter in span Differential band is symmetric to Setpoint Value 0 5 Primary and Secondary Output ON OFF Differential Only visible when 0 0 and 0 0 0 1 to 10 0 of input span enter in s...

Page 23: ...de span from setpoint between 999 999 5 Band Alarm 1 Value Only visible when set Parameter is repeated in Configuration Mode 1 LSD to full span from setpoint between 1 999 5 Alarm 1 Hysteresis Paramet...

Page 24: ...y also be engaged to fine tune the controller AT LED indicator flashes disabled Manual Control select enable disable enabled MAN LED indicator flashes PV display shows measured process value SV displa...

Page 25: ...ary or secondary output proportional bands 0 AT LED indicator flashes if PRE Tune is ON OFF SELF Tune Self Tune continuously optimises tuning while a controller is operating OFF or ON Indication remai...

Page 26: ...Secondary Proportional Band decrease the value of When the PID tuning values have been determined if there is a kick to the process variable as control passes from one output to the other set the Over...

Page 27: ...modified with or buttons Entering Operator Mode from an other mode Other mode 10 7 1 DISPLAY MODES The required display mode can be selected in Configuration Mode Displaying of SP Ramp Rate Value can...

Page 28: ...rame ate if S F R Adjust value or 1 or more ALARM is ON inactive alarms are blank ALM LED indicator flashes Display mode 5 SV SV SV SV SP value Alarm 2 ON Loop Alarm ON Alarms Set oint alue display Ad...

Page 29: ...nchronous Serial Protocol Modbus RTU Physical Layer RS485 Address range 1 255 Bit rate 1200 19200 Baud selectable Bits per character 10 or 11 depending on parity setting Stop bits 1 Character format 8...

Page 30: ...fied address range 11 3 COMMUNICATION PARAMETERS Communication parameters RO indicates a parameter which is read only R W indicates it can also be written to Communications writes will not implemented...

Page 31: ...scaled input range selectable between 1999 9999 12 R W Scale Range Upper Limit Upper limit of scaled input range selectable between 1999 9999 13 R W Alarm 1 Value Alarm 1 active at this level 14 R W A...

Page 32: ...nge flag Bit 2 Over range flag 2224 R W Option Slot 2 Re transmit output Maximum Maximum scale value for retransmit output in slot 2 1999 to 9999 2225 R W Option Slot 2 Re transmit output Minimum Mini...

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