Pressure Gauges
Temperature Gauges
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Parts, Units & Engineering

FW Murphy Engine Controls

Palmer Jonson stocks a full-line of Murphy engine controls. Our massive inventory and authorized distributor status allows us to quote the most competitive price, and provides you with access to insider expertise and technical documentation.

ASM150

ASM150 Bulletin

ASM150 Specifications

Power Input: 6 to 28 VDC.

Power Consumption Standby: <1 mA.

Power Input: 12 or 24 VDC.

Operating Temperature: -40 to 185°F (-40 to +85°C).

Inputs: Ground or positive inputs for high temperature or low pressure sensors.

Outputs:

5 A relay for cranking and fuel valve.
300 mA transistor for fault annunciation.

Cycle Crank Timer: Up to 8 attempts. Re-Cranks on false starts (fixed 30 seconds).

Crank/Rest Cycle Timing: 4 to 25 seconds (adjustable).

Lockout Time Delay: 1 to 25 seconds (adjustable). Locks out low oil and high temperature on start-up.

Crank Disconnect Speed Setting: From 30 to 8500 Hz.

Overspeed Trip Point Setting: From 30 to 8500 Hz.

Magnetic Pickup Input: Requires 2V rms minimum.

ASM170

ASM170 Bulletin

ASM170 Specifications

Power Input: 6 to 28 VDC.

Power Consumption Standby: <1 mA.

Operating Temperature: -40 to 185 °F (-40 to +85 °C).

Inputs: Ground or positive inputs for high temperature, low oil pressure, High/Low Level, Auxiliary/Remote Stop sensors.

Lamp Test: When unit is powered up in Manual or Auto, the LED’s light for 1 second as a test.

Outputs: 5A smart FET for cranking and multifunction output. 10A smart FET for Fuel Valve (Energized to Run) output. All 3 supply battery “+”. 125 mA transistor for common failure, engine run, and auxiliary output. (Sink to battery “–”)

Crank Attempts: Selectable for 3, 5, 10, or 255.

Crank/Rest Cycle Timing: Field adjustable 1 to 30 seconds.

Multifunction Output: Field programmable to one of the following options: Glowplug, Cooldown, Warmup/Cooldown, Warmup, Air gate – Overspeed Only, Air gate – Always, Choke, or Auxiliary Run output.

Shutdown Lockout Time Delay: Field adjustable 1 to 300 seconds. Locks out low oil pressure, high temperature, and loss of speed shutdowns on start-up.

Crank Disconnect Speed Setting: From 13 to 2500 Hz.

Overspeed Trip Point Setting: From 13 to 8500 Hz.

Speed Sensing Input: 1.5VAC RMS to 140 VAC RMS.

Cascade

Cascade Bulletin

Cascade Specifications

Power input: 9-35VDC continuous - operates during total blackout for 2 seconds minimum.

Power consumption: Sleep Mode (Manual): 1mA typical; Sleep Mode (Automatic): 4mA typical.

Running Mode (Manual): 20mA typical; Running

Mode (Automatic): 24mA typical.

Operating/Storage temperature: -40 to 85°C; (-40 to 185°F).

Humidity: 0-100%, non-condensing.

Housing: UV stabilized black polycarbonate and epoxy encapsulation. Weather tight and includes sealing gasket to keep moisture and debris out of enclosure. Properly mounted controller will maintain NEMA4 / IP65 rating of enclosure.

Vibration: Rated to 6G.

Impact: Rated to 10G.

Inputs: Dedicated digital inputs for low oil pressure, high engine temperature, remote start, DC charge fail/Alternator fail. Two aux inputs are configurable for multiple functions.

Outputs: 7 – 4 auxiliary, configurable (1A DC protected). 3 dedicated outputs for Crank, Fuel/ECU, Alternator excitation.

Crank attempts: 3, 5, 10, Continuous.

Crank Rest: 5-60 seconds, adjustable.

Shutdown lockout time delay: 5, 10, 15, 20, 25, 30 seconds.

Crank disconnect speed setting: Field settable 0-9999 RPM (16-60Hz AC freq input).

Overspeed/underspeed trip point setting: ±5 to 50% of nominal.

Speed sensing inputs: Magnetic pickup (5-120VAC RMS / 0-10 kHz) & AC frequency (30-600VAC RMS / 16-80 Hz).

CANbus interface: Directly reads engine speed, & engine status data* from SAE-J1939 enabled engines.

MODbus interface: In J1939 applications drives PVA series analog gages.