Dwyer Omega – Series MPCJR Mercoid Pump Controller, 1/4 DIN, Dual Pump, NEMA 4X, Level Control
Product Code: Series MPCJR
Manufacturer: Dwyer Omega
The Mercoid MPC Junior Pump Controller provides versatile level control in a standard 1/4 DIN package. Designed for use with almost any style level transmitter the unit displays the present level and main set point value. Incorporated in the MPC Jr. is programmable level differential for on/off control of one or two pumps, valves, or other devices through two SPDT relays. Also featured are two additional programmable alarm contacts with front alarm light indication.
Accuracy
± 0.25 %
Accuracy Detail
± 0.25% of span, ± 1 least significant digit
Compliance
cULus
Control Mode
On/Off, Reverse/Direct Acting
Current Measurement Range
4 to 20 mA
Display Note
Two 4-digit, 7 segment 0.56˝ high LED’s
Display Resolution
1 Count
Display Type
LED
Enclosure Ratings
IP66, UL Type 4X
Isolation
24 Vdc @ 50 mA, Regulated
Memory Backup
Non-Volatile
Operating Temperature, Max
131 °F
Operating Temperature, Min
14 °F
Power Consumption
7.5 VA
Relative Humidity Note
14 to 131°F/0 to 90% up to 104°F (40°C) Non-Condensing, 10 to 50% at 131°F (55°C) Non-Condensing
Supply Power Note
100-240 Vac nominal, +10%-15%, 50 to 400 Hz, single phase; 132 to 240 Vdc nominal, +10%-15%.
Supply Power Type
AC
Supply Voltage
100 to 240 Vac
Switch Note
Control relays: SPDT, rated 10 A @ 240 VAC res.,1/4 hp @ 120 VAC, 1/3 hp @ 240 VAC; Alarm relays: SPST, 3 A @ 240 VAC res., 1/10 hp @ 120 VAC; Others: 15 VDC @ 20 mA for output one and output two.
Switch Rating
Control: SPDT, rated 10 A @ 240 Vac,1/4 hp @ 120 Vac, 1/3 hp @ 240 Vac; Alarm: SPST, 3 A @ 240 Vac, 1/10 hp @ 120 Vac; Others: 15 Vdc @ 20 mA for Rone and Rtwo
Switch Type
SPDT, SPST
Weight
16 oz
- Selectable pump alternation when used with two pumps to minimise pump wear
- Integral 24 VDC power supply for transmitter
- User selectable security lock-out of programming and/or set points
- Optional process input retransmission as a current (4 to 20 mA) or voltage (2 to 10 VDC) analogue signal