Murphy MGC2000 User Manual download pdf (Page 2)

Power supply:

•

Continuous voltage range: 8-35 VDC

•

Brown out voltage < 5 VDC for 2 secs (recovery to 8V)

•

Blackout voltage: 0V for 50mS (from 10V, recovery to 5V)

•

Overvoltage withstand: 50 VDC for 5 seconds (to SAEJ1810 load

dump immunity

•

Reverse voltage withstand: 100 VDC continuous

Current consumption (standby): 50mA

Current consumption (max): 500mA (plus output loads)

DC Inputs:

•

Pressure, coolant temperature

•

Closed to negative DC (±3V) on fault auxiliary and charger faults

•

Remote start positive open from positive DC to start

•

Remote start negative close to negative DC (±3V) to start.

AC Inputs:

•

Magnetic pickup: 3 – 60 VAC, 50Hz – 10 kHz.

•

Generator AC: 600 VAC max (L-L or L-N), 50/60 Hz.

Outputs:

•

Fuel: positive DC (FET switched), 5A max.

•

Crank, preheat: positive DC (FET switched), 2A max.

•

Common alarm, fault lockout negative DC (semiconductor), 300mA max.

•

Generator Hz. meter: 0 – 1 mADC (@ 45–65Hz).

Physical:

•

Operating temperature: -10 to +65

•

Relative humidity: 95% @ 60

•

Environmental protection: AS3000U front: IP65, NEMA4

Vibration: ISO 88528 pt.9, & 3 axis 3g

Standard terminal blocks inside the MGC2000 enclosure. Booted type

grommets for a tight seal are available.

MGC-02029B page 2 of 4

16-80 in. (427 mm)

9.25 in. (235 mm)

7.94 in.

(202 mm)

6.81 in.

(173 mm)

kPa

PSI

kPa

PSI

QUARTZ

kPa

PSI

OFF/

STOP

REMOTE START

DEMAND

OVERCRANK

ENGINE RUNNING LOW OIL

PRESSURE

BATTERY

CHARGER FAIL

A-C

VOLTS

A-C

AMPERES

HERTZ

HIGH ENGINE

TEMPERATURE

PLANT FAIL/

AUXILIARY INPUT

OVERSPEED

MANUAL

START

AUTO

START

OFF

Hinges for front-opening door option shown in shaded areas.

Mounting Pattern

Front View Side View

Bottom View

6.36 in.

(162 mm)

9.25 in.

(235 mm)

Standard Enclosure Dimensions (all Models)

ASM3000 Controller Specifications

WARNING: Do not bundle AC and DC wiring together. It is required

to use separate conduit runs and keep apart by at least 2 inches.

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Murphy MGC2000 User Manual Page 2

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