Mercoid Series MPC Скачать руководство пользователя страница 4

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WIRING FOR TRANSMITTER INPUTS USING

INTEGRAL POWER SUPPLY

Wire power and outputs as shown on previous page.

Wiring for two-wire transmitters shown below in Figure 3.

All wiring shown in Figure 3 is Class 2.

For three or four wire transmitters follow the wiring

instructions provided with your transmitter.

CONNECT JUMPER BETWEEN TERMINALS 2 AND 12

LEVEL

TRANSMITTER

CONNECT TRANSMITTER PLUS [+] TO TERMINAL 11

CONNECT TRANSMITTER

MINUS [-] TO TERMINAL 3

22 23

24 25 26

28 29

30 31 32

2
3
4
5
6
7
8
9

11
12

13
14
15
16
17
18
19

Figure 3: Transmitter wiring

DO NOT wire the 24 V Power Supply

across the input of the control.

Damage to the control input circuitry

will result.

WARNING

www.

.com

[email protected]

1.800.561.8187

Содержание Series MPC

Страница 1: ...NPN open collector type Current 1 mADC Isolation Shares common ground with transmitter input Alarm On Off Differential 1 count Set Point Range Selectable Power Voltage Stability 0 05 over the power voltage range Temperature Stability 100 PPM C typical 200 PPM C maximum Common Mode Rejection 140 db minimum at 60 Hz Normal Mode Rejection 65 db typical 60 db at 60 Hz Isolation Relay 1500 VAC to all o...

Страница 2: ...n see Specifications for specific tolerances All models are designed for mounting in an enclosed panel Select the position desired for the instrument on the panel Prepare the panel by cutting and deburring the required opening From the front of the panel slide the housing through the cut out The housing gasket should be against the housing flange before installing From the rear of the panel slide ...

Страница 3: ...puts then jumper terminals 22 to 23 and 22 to 24 Figure 2 Wiring PUMP 1 OVER TEMP PUMP 2 OVER TEMP VOLTAGE CURRENT SEAL SENSOR INPUTS PUMP1 ALARM 1 CONTACTS ALARM 2 CONTACTS PUMP 1 OUTPUT PUMP 2 OUTPUT 24 VDC 50 MA ISOLATED PUMP2 N O COM N O COM N C COM N O N C COM N O NOTES 1 FOR SUPPLY CONNECTIONS USE NO 16 AWG OR LARGER WIRES RATED FOR AT LEAST 167 F 75 C OR IN ACCORDANCE WITH AN EQUIVALENT NAT...

Страница 4: ...structions provided with your transmitter CONNECT JUMPER BETWEEN TERMINALS 2 AND 12 LEVEL TRANSMITTER CONNECT TRANSMITTER PLUS TO TERMINAL 11 CONNECT TRANSMITTER MINUS TO TERMINAL 3 1 22 23 24 25 26 21 28 29 30 31 32 27 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Figure 3 Transmitter wiring DO NOT wire the 24 V Power Supply across the input of the control Damage to the control input circuitry...

Страница 5: ...nsmit Data in For half duplex operation wire only A and B Do not connect to Y and Z 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 DATA IN 30 DATA OUT 32 DATA GROUND 31 PIN DESCRIPTION 1 SHIELD 2 TRANSMIT 3 RECEIVE 4 RTS 5 CTS PIN DESCRIPTION 6 DSR 7 GROUND 8 DCD 20 DTR DB 25 WIRING VIEWED FROM WIRE SIDE 1 2 3 4 5 6 7 8 9 RS 232 DB 9 WIRING VIEWED FROM WIRE SIDE PIN DESCRIPTION ...

Страница 6: ...obtainable is 9999 regardless of decimal point placement DOWN ARROW Decrements a value changes a menu item or selects the item to OFF The minimum value obtainable is 1999 regardless of decimal point placement ENTER The ENTER key is used to store the value of menu items once they are changed to a new value If the ENTER key is not pressed after changing the value the item will revert to the previous...

Страница 7: ...on to minimize wear The Mercoid MPC pump controller has a pair of set points each for pump 1 and pump 2 If the lead lag feature is turned off SP1H and SP1L control pump 1 and SP2H and SP2L control pump 2 If the lead lag feature is turned on pumps 1 and 2 will be controlled in the alternating fashion described below In all cases the P1 lamp will indicate activity of pump 1 and the P2 lamp will indi...

Страница 8: ...e sensor is still in the fail condition then the control will not reset If the temperature input is no longer in the fail condition then the display will revert to ANALOG RETRANSMISSION OPERATION The analog retransmission allows the Process Variable to be sent as an analog signal to an external device The signal may be either 2 10 VDC option RV or 4 20 mADC standard The output may be changed in th...

Страница 9: ...00 in any increment of 10 Sets the resistance set point at which the controller will trip the Seal Failure based on the input from the pump moisture sensor The controller will activate the Seal Failure condition based on a decrease of resistance to the set point Selectable resistance range is from 10K to 500K Ω with the factory default at 120K Ω P1rn Pump 1 Run Time Total ON Time for Pump 1 in HOU...

Страница 10: ...following Refer to the Input wiring section for the proper wiring Factory Default is Curr Curr DC Current Input 0 0 to 20 0 or 4 0 to 20 0 mA UoLt DC Voltage Input 0 0 to 10 0 or 2 0 to 10 0 volts Reserved P0t Pump Over Temperature Select AUt0 or rES When pump temperature sensor indicates that there is an over temperature condition the pump will be held out of service and the corresponding pump ov...

Страница 11: ...rE is programmed for Hold the alarm will automatically reset upon a power failure and subsequent restoration if no alarm condition is present If Alarm Inhibit A iH is selected ON an alarm condition is suspended upon power up until the process value passes through the alarm set point once Alarm inhibit can be restored as if a power up took place by pressing both the INDEX and ENTER keys for 5 secon...

Страница 12: ...sed A2td Alarm 2 time Delay Select 0FF or 1 to 8000 seconds Factory default is 0FF 0FF Alarm function will operate when triggered at programmed Alarm Set Point 1 8000 Alarm function will only operate once the programmed time has elapsed after the alarm was triggered by the Alarm Set Point FiLt Digital Filter Select 0FF or 1 to 99 In some cases the time constant of the sensor or noise could cause t...

Страница 13: ...utputs active Alarms active Input signals may normally go above or below range ends If not check input and correct CHEC CAL Check calibration appears as an alternating message if the instrument calibration nears tolerance edges Check calibration appears as a flashing message if the instrument calibration exceeds specification Set point outputs active Alarms active Set point outputs inactive Alarms...

Страница 14: ... Pump Over Temperature controller action selectable automatic or manual reset Pump Seal Failure controller action selectable automatic or manual reset System Test Selectable on or off Pump Run Time Rest Selectable on or off Set Point High value default is in feet Set Point Low value default is in feet Peak highest input value seen since last reset Valley lowest input value seen since last reset Al...

Страница 15: ...electable onof auto or hold manual Alarm 1 Power Interrupt selectable on or off Alarm 1 Inhibit selectable on or off Alarm 1 Output State selectable close or open Alarm 1 Lamp condition when contact is closed selectable on or off Alarm 1 Time Delay selectable off or 1 to 8000 s Alarm 2 function selectable off lo hi hilo sf ot or sfot Alarm 2 Type selectable abs absolute or de deviation Alarm 2 Res...

Страница 16: ...____________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________________ _____________________________...

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