pmg4111a0600h_01
Contents
1. S thermocouple 0 1700 C N thermocouple 0 1300 C W thermocouple 0 4 2300 C J Pt 100 0 4 500 C J Pt 100 199 9 199 9 C Decimal point DIN Pt 100 0 500 C DIN Pt 100 199 9 199 9 C Decimal point 0 10V DC 199 9 9999 Jumper setting and scaling are needed 1 5VDC 199 9 9999 4 20 MA 199 9 9999 ALARM EVENTS Only the alarm event can be indicated on the display which has been selected in menu Alarm Events Current loop break Sensor break Alarm relay failure PV exceeding the relative upper limit value PV gt SV AL1 PV exceeding the relative lower limit value PV lt SV AL1 PV is outside the range of the SV PV is within the range of the SV TAAA SV nV PV exceeding the AL 1 absolute upper limit value PV gt AL1 LILA AL 1 SV PV exceeding the absolute lower limit value PV lt AL1 Remark h 2 C switching difference is fixed ALARM RELAY DISABLING DESCRIPTION No latch Remains latched after triggering Realese by selecting AL A No triggering at first reaching of PV SV The output does not switch on if the PV first reaches the set point SV It triggers only if PV differs from the SV_and reaches t2. PV Process value display red 6 EV1 Indicates the alarm output OUT Indicates the output 9 P E key Enters escapes programming lt A Y Display setting keys SV Set value display green SV2 If this LED is ON the second internal set point is effective JAANE AT LED Flashing during auto tuning b A e N AT key auto tuning operation Minimal distances on the front side min 55 PV v 1350 i A g sy2 aT our E 00000 4 WIRING 10 E Us Power Supply ALY Fi OUT Control Output z 12 IN1 Sensor Input Tc mS E ssr T 4 20ma AL1 Alarm Output Wa 7 N2 2 OUT ouT IN2 Processor Input Pegg 6 4 N1 PMG 411 PMG 412 PMG 413 5 PROGRAMMING Program menu can be entered by long and simultaneous pressing of the P E and A keys t gt 3 s If no key is pressed within 20 s factory setting DEFAULT will be returned PID Cooling or Upper Lower Selecting Alarm Alarm control heating Measurement measurement measurement Programming Selecting sensor mode atch mode mode unit limit limit access lock sensor n PBEu PEAL PRP de PE a FERE ER H 5 E aE nE 1 4 i 4 1 4 i 4 4 t 4 4 ta 1 4 LbA AL A Pi dS HERE al m IA tm IA im IA M1 tA M1 IA Im IA 1 tA PERL Sh
3. 1 100 Control will be accomplished by changing the time of the relay ss enerized and de energized state within the its cycle time The cycle time of the relay can be set in the menu T between 1 120 s Proportional band the control range of the cycle Out of the proportional band the relay is always energized or deenergized The proportional baude q P AM where AM measurement range The location of the proportional band compared to the SV depends on the percentage value in the menu rESt If rESt value 0 the whole range is under the SV e f rESt value 0 the whole band is under the SV e f rESt value 50 0 the proportional band is symmetrically situated to the SV e f rESt value 100 the proportional band is situated over the SV SV ZX Ie SV gt f rESt 0 rESt 50 0 1p A A Relay operation depending on rEST percentage by proportional control PID CONTROL The PID control is the most commonly used control mode Similar to the proportional control PID control will be accomplished by changing the relay s energized and de energized states within its cycle time Since determination of the PID parameters by the manual trial and error method the use of the AT mode is suggested AT MODE Sensing charasteristic features of the control process the unit determines automatically the PID parameters and the cycle time AT mode will be started by p
4. a r S Setting proportional control range from 0 to 100 for control only IM IA r AFLI Setting rising gradient for RAMP mode if heating setable range of time to reach the SV 1 to 99 min era r AP d Setting rising gradient for RAMP mode if cooling setable range of time to reach the SV 1 to 99 min Access lock LoL 4 If the access lock is active no parameter can be entered on Y OFF CHANGING THE SET POINT SETTING THE ON OFF CONTROL e Pressing key d set value will be flashing e Set the PID parameters to zero e Using key AV the required parameter value can be set e The HIS code will be displayed The switching difference can be set in this menu if needed e Measurement range 0 100 C or 0 10 0 C depending on the decimal point e Pressing key lt again the next parametern will be reached Confirm settings with the key P E SELECT INPUT WITH MEAUREMENT RANGE DISPLAY INPUT RANGE REMARKS CALH K thermocouple 100 1300 C K thermocouple 100 999 C Reduced J thermocouple 0 800 C J thermocouple 0 0 800 0 C Decimal point R thermocouple 0 1700 C E thermocouple 0 800 C E thermocouple 0 0 800 0 C Decimal point T thermocouple 800 400 C T thermocouple 199 9 400 0 C Decimal point
5. 0 100 Integral time I 0 3600 s PID auto tuning Derivative time D 0 3600 s Control output Cycle time C 1 120 s Relay SPDT 250 VAC 3A AC1 Output SSR driver 12 V DC 3 V max 30 mA Current 4 20 mA DC max load 600 ohm Alarm output SPST programmable relay 250 V AC 1A AC1 Setting and display accuracy 0 3 1 digit for the whole input scale or 3 C PV process variable 4 digit 7 segment 11 mm high red LED Display SV set value 4 digit 7 segment 7 mm high green LED Power supply 90 264 V AC 50 60 Hz max 5 VA Protection Front side IP 65 Back side IP 20 Electronic protection Class II Reinforced Isolation Ambient temperature Operational 10 50 C Storing 20 60 C Ambient humidity 35 85 RH Dimensions 48 x 48 x 107 mm panel cut out 45 5 05 x 45 5 05 mm Weight 0 15 kg UNICONT PMG 411 PMG 412 PMG 413 UNIVERSAL CONTROLLER USER S MANUAL CE NIVELCO Process Electronics Co Ltd 1043 Budapest Dugonics u 11 Phone 369 7575 Fax 369 8585 email marketing niveloo com_http Awww nivelco com Manufacturer 2 1 ACCESSORIES 2 2 ORDER CODE 1 User s Manual 1 Warranty Sheet 1 Declaration of Conformity 1 Fixing bracket 2 screws UNICONT PMG 1 Universal input EH zeas a ELA mam 3 2 3 FRONT PANEL
6. can be set in the rAPU menu for heating and in rAPd for cooling is needed After reaching the new SV will be kept by the controller 6 CONTROL ALGORYTHM There are three different control algorythms which can be set by the UNICONT PMG 411 412 unit e ON OFF control e Proportional P control e PID control The best accuracy can be achieved by PID control The PMG 413 unit with analogue output can only be used as PID controller It is essential to define the control characteristic whether heating or cooling is needed COOLING HEATING CONTROL The unit is able to control the cooling heating process and it can also be used for level control The filling control corresponds with the heating algorithm and the emptying control with the cooling algorithm The algorithm can be selected in menu o Ft Select HEAT heating or filling control e Select CooL cooling or emptying control Y PV PV Y t t Cooling emptying Heating filling PV process variable ON OFF CONTROL Setting the PID parameters to zero the unit can be operating as an ON OFF controller In this case the controller offers a setable symmetrical switching difference in the menu HIS The heating or cooling algorythm should be set see menu o Ft Y control signal PROPORTIONAL P CONTROL In case of proportional control the value of gain P is other than zero but the integral and derivative times are zero The proportional gain can be set between
7. A AL b Pid Look oF M IA M1 IA tM A iT A LF PROGRAM MENU uf LH AL AL T T mA MIA IMIA FASE a HLL AL AL d Ef f Alarm mode i a AL H Alarm latch 1Y IA IM IA F dk PID control algorythm EE rH AL J a F El Cooling or heating control im IA IM IA Prk AL Y tf ni E Engineering unit of the temperature measurement unit ARIIN IM IA H 5 Upper measurement limit rr as EEEH i a t GE Lower measurement limit HT AL 5 LoC Programming access lock a Z uw a z SETTING THE CONTROL PARAMETERS Control parameters can be entered by pressing key P E longer than 3s KS PI 3 a GH Z Setting second internal set point Effective with the short circuit of input IN2 i Z A Setting operation value of the alarm relay if operation selected in EV 1 menu c m r TL Setting delay of the loop break indication relay output 0 999 s 77 Ia _LbH if operation selected in EV 1 T vl EH P Setting proportional band from 0 to 100 Cc a rT r Setting integral time from 0 to 3600 s Setting derivative time from 0 to 3600 s EN a ay z zl m Setting cycle time of the control relay from 1 to 120 s z Bl G Setting switching difference from 0 to 100 C for ON OFF control hao Modifying the measured value between 49 and 50 C a Also applicable with calibration OFFSET function o Ae 2a x a
8. be programmed for two alarm events Selecting LbA Menu Point In case of a unit failure the relay will be triggered with a delay set in Parametr Menu See SETTING CONTROL PARAMETERS Selecting SBA Menu Point In case of sensor cut the relay will be triggered with a dely set in Parameter Menu See SETTING CONTROL PARAMETERS 8 STORAGE CONDITIONS Ambient temperature 25 60 C Air moisture max 98 9 WARRANTY Warranty two years after the purchase It can only be validated if presenting both the warranty sheet and the invoice The warrantial repair is carried out at the manufacturer s seat so the costs of dismounting and mounting as well as the shipping charge the customer The manufacturer accepts the instruments only accurately cleaned or desinfectioned We do not guarrantee faults because of irregular use break and elemental damage pmg4111a0600h_01 April 2002 Nivelco reserves the right of technical changes
9. he alarm value Simultaneous use of latching and standby order OPERATION Standard Latch Standby Latch Latch and Standby SETTING THE ANALOGUE INPUT Pushing both fasteners on the back side the instrument can be pulled out of the box There are two jumpers S W1 and S W2 inside the instrument The jumpers can be carefully pushed off and pulled back according to the figure below A Resistance thermometer and thermocouple input ool ie S W1 S W2 B Voltage input 1 5V DC 0 10 V DC S W1 S W2 C Current input 4 20 mA eS S S W1 S W2 SV 2 OPERATION INTERNAL SET POINT The SV can be seen on the lower green display and set by the keys on the front panel There is a possibility to set a second internal SV in the SV 2 menu which is effective with the short circuit of the input points IN2 MEASURED VALUE OFFSET PARAMETER In b Displayed value can be shifted with any value in the parameter In b menu Offset Function This can be applied for instance for cable compensation with temperature measurement of two wire Pt 100 SCALING Measurement range will automatically be determined with the use of Pt 100 or thermocouple For analogue inputs 4 20 mA 0 10 V DC 1 5 V DC the low and the high values have to be entered in menu L SC low value or H SC high value SETTING RISING TEMPERATURE GRADIENT RAMP The required delay
10. ressing key AT at least 3 s During the auto tuning the AT LED will be blinking and it will turn off if completed Auto tuning can be interrupted by pressing key AT for longer than 3 sec Auto tuning procedure is suggested to repeat from time to time since thermal features may be changed PID RAMPING MODES There are two different ramping modes With the first one the PV reaches the SV with high speed In this case a minor override will occur Fig 1 by the second one the PV reaches the SV slower but without override Fig 2 Selecting and setting can be performed in the Pidt menu PidF means the fast and PidS the slow setting tx Settle time SV Settled value l i 1 tx Settle time i S Overshot i l p SV Settled value PV Controlled valug PV Controlled value PIdF Fig 1 Pld Fig 2 7 FAULT INDICATION The unit provides for fault indication if it does not work correctly The fault indication can be a text on the display or triggering of the Alarm relay Fault indications on the display There are three kinds of fault indications LLLL the measured value is under the lower measurement limit it is probable an incorrect input choice yHHHH the measured value is over the upper measurement limit the input signal has not been correctly choosen OPEN the sensor input screw terminal is open the wire is loose or cut Fault indications by the Alarm relay The Alarm relay can
11. you for choosing a NIVELCO instrument We are sure that you will be satisfied throughout its use 1 APPLICATION The UNICONT PMG 411 PMG 412 and PMG 413 universal analogue PID controllers can be used with a Pt 100 resistance thermometer and with different thermocouples for temperature measurement control as well as processing the signals of transmitters with 4 20 mA and 1 5 V DC or 0 10 V DC output The output signal of the controller can be a relay continous 4 20 mA process current signal or SSR driver Additional alarm relay provides for limit monitoring The unit is microprocessor based has an auto tuning software automatic and its PID controller able to find the optimum of the P I D constants The setting can be performed by the keyboard on the front side The large bi coloured display provides easy reading even from far distance The process parameters are red the set values are green 2 TECHNICAL DATA PMG 411 412 413 Resistance thermometer 3 cable aut cable compensation DIN Pt 100 199 9 C 199 9 C or 0 C 500 C R cable max 5 ohm Thermocouple K 100 C 1100 C J 0 C 800 C R 0 C 1700 C E 0 C 800 C aut cold junction 200 C 400 C S 0 C 1700 C compensator 0 C 1300 C W 0 C 2300 C Voltage 1 5 V DC 0 10 V DC Current 4 20 mA DC 250 ohm Proportional range P
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