用于一個和兩個泵的控制；帶備用泵啟動系統；過熱保護；泄漏監測

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.

The MPC Jr. Is Flexible And Incorporates A User-Friendly Programming Menu. The Front Face Meets NEMA 4X For Outdoor Panel Mounting.

• 用于雙泵控制時,交替運行水泵,減輕磨損。

• 內帶24VDC電源為變送器供電。

• 用戶可選擇編程安全鎖定,或設定點安全鎖定。

• 可選再變送4-20mA或2-10VDC。

• 水泵運行狀態時的模擬輸出信號用來激活水泵運行時間計時表。

Inputs: 4 (Or 0) To 20 MA DC Or 2 (Or 0) To 10 VDC Selectable.

Input Impedance: Current = 10 Ohms, Voltage = 5 K Ohms.

Output Ratings: Control Relays: SPDT, Rated 10A @ 240 VAC Res., 1/4 Hp @ 120 VAC, 1/3 Hp @ 240 VAC; Alarm Relays: SPST, 3A @ 240 VAC Res., 1/10 Hp @ 120 VAC; Others: 15 VDC @ 20 MA For Output One And Output Two.

Control Type: On/Off, Reverse (Pump Out) Or Direct (Pump In) Acting.

Power Requirements: 100 To 240 VAC Nominal, +10%-15%, 50 To 400 Hz, Single Phase; 132 To 240 VDC Nominal, +10%-15%.

Power Consumption: 7.5 VA Maximum.

Accuracy: ±0.25% Of Span, ±1 Least Significant Digit.

Display: Two 4-Digit, 7 Segment 0.56" High LEDs.

Display Resolution: 1 Count.

Memory Backup: Nonvolatile Memory (No Batteries Required).

Serial Communications: Optional RS-232 Or RS-485 With Modbus® Protocol.

Ambient Operating Temperature/RH: 14 To 131°F (-10 To 55°C); 0 To 90% Up To 104°F (40°C) Non-Condensing, 10 To 50% At 131°F (55°C) Non-Condensing.

Weight: 16 Oz (454 G).

Front Panel Rating: Meets UL Type 4X (IP66).

Loop Power Supply (Isolated): 24 VDC @ 50 MA, Regulated.

Agency Approvals: CE, CUL, UL.

NOTE: For Compatible Level Transmitters, See Mercoid Series PBLT2/PBLTX And SBLT2/SBLTX.