Murphy specifications Flow Rates Internal Wiring, M2582, M5081 and M5081FS, Brackets

Page 2

Flow Rates

Internal Wiring

M2582

10.0

[254.0]

9.0

[228.6]

valve.

].[

8.0

acrossdrop

bracketsin

[203.2]

7.0

 

 

[177.8]

 

 

6.0

 

 

[152.4]

(columnwaterInchesp) columnwaterMillimeters

5.0

[127.0]

 

 

 

 

 

 

 

kg

 

 

 

bar]

 

 

 

 

bar]

 

 

 

 

bar]

 

 

 

bar]

 

 

 

 

 

)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

)

 

 

28

 

 

 

34

 

 

.

69

 

 

 

 

.

38

 

 

 

. 07

 

 

 

 

.

 

 

.

 

 

 

 

 

 

[1

 

 

 

 

 

 

.

 

 

(0

 

 

[0

 

 

 

[0

 

 

 

 

 

 

 

 

 

[2

 

 

kg

 

 

 

kPa)

 

 

kPa)

 

 

 

kPa)

 

 

 

 

 

kPa)

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11

 

10

oz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(0

 

 

(34

 

 

 

 

(69

 

 

 

 

(138

 

 

 

 

 

(207

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

oz

 

 

psig

 

 

 

 

psig

 

 

 

 

psig

 

 

 

 

psig

 

 

 

 

 

4

 

5

 

 

10

 

 

 

20

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M2582

Optional

Resistor

(See Note)

White

Black

4.0

[101.6]

3.0

[76.2]

2.0

[50.8]

1.0

[25.4]

Red

Ground

0

250

500

750

1000

1250

1500

1750

2000

2250

2500

2750

3000

[7.08]

[14.16] [21.24] [28.32]

[35.40]

[42.48]

[4956]

[56.64]

[63.72]

[70.80] [77.88] [84.96]

NOTE: For grounding the ignition (CD models only) through the fuel valve’s internal snap-switch, a Murphy Magnetic Switch adapter (see page 4) must be used in addition to a 100 ohm, 2 watt resistor (supplied with valve).

Standard cubic feet per hour. Cubic meters per hour in brackets [ ].

M5081 and M5081FS

M5081 and M5081FS

valve.

[ ].

drop across

in brackets

Inches water column (p)

Millimeters water column

3.0

[76.2]

2.0

[50.8]

1.0

[25.4]

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

kg

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.11

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

oz

 

 

 

)

 

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.28

kg

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

oz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ar]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

b

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

69

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

a

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

kP

 

 

 

 

 

 

 

 

bar]

 

 

 

 

 

 

 

 

(69

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

sig

 

 

 

 

 

 

.38

 

 

 

 

 

 

 

 

 

 

 

[1

 

 

 

 

 

 

 

 

p

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

kPa)

 

 

 

 

 

 

 

 

 

 

 

 

 

(138

 

 

 

 

 

 

 

 

 

bar]

 

 

 

 

 

 

psig

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.07

 

 

 

 

 

 

20

 

 

 

 

[2

 

 

 

 

 

 

 

 

 

 

 

 

kPa)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(207

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

psig

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30

 

 

 

 

 

 

 

 

 

 

 

 

 

500

1000

1500

2000

2500

3000

3500

 

4000

 

 

4500

 

5000

[14.16] [28.32] [42.48] [56.64] [70.80] [84.96] [99.12] [113.28] [127.44] [141.60]

 

M5081

M5081FS

 

Valve

Disconnect Switches

 

Valve Coil

 

Ignition 1 Ignition 2

 

 

Coil

Switch 2

Switch 1

(see Note)

Ground

 

Ground

 

 

10

9

8

7

6

5

4

3

2

1

10

9

8

7

6

5

4

3

2

1

Jumper

 

 

 

 

Jumper

Optional

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Resistor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(See Note)

 

 

 

 

 

 

 

 

 

 

 

NOTE: For grounding the ignition (CD models only) through the fuel valve’s internal snap-switch, a Murphy Magnetic Switch adapter (see page 4)

Standard cubic feet per hour. Cubic meters per hour in brackets [ ].

must be used in addition to a 100 ohm, 2 watt resistor (supplied with valve).

MV-94134B page 2 of 4

Image 2
Contents Description SpecificationsOptions and Accessories M5081 and M5081FS Flow Rates Internal WiringM2582 BracketsDimensions Steel Flanged OptionService Parts How to OrderAccessories Shipping Information

M50, M25 specifications

The Murphy M25 and M50 are sophisticated electronic control modules designed for engine management and monitoring applications in various machinery and equipment. These modules are part of Murphy's tradition of delivering durable, high-performance instrumentation to meet the demanding needs of industries such as construction, agriculture, and energy production.

The Murphy M25 is notable for its compact design, making it suitable for tight installation spaces without compromising functionality. It features a user-friendly interface with a bright LED display that allows operators to easily monitor engine performance and diagnostics. The M25 can monitor key parameters such as oil pressure, coolant temperature, and battery voltage, providing real-time feedback that helps prevent engine damage and optimize performance. The integrated alarms alert users to critical issues, enabling swift response to potential problems.

In contrast, the Murphy M50 takes engine management to the next level with advanced data logging capabilities. This model is designed for applications requiring more complex monitoring and control. Along with the standard features found in the M25, the M50 supports extensive communication options, including CAN bus, allowing it to interface seamlessly with other electronic control systems. This feature is particularly beneficial in larger machinery where integrated systems are essential for smooth operations.

Both modules utilize cutting-edge technology, including robust microprocessor control and high-precision sensors. This ensures accurate measurements and reliable performance under various operating conditions. The M25 and M50 are engineered to withstand harsh environments, featuring rugged housings and protection against moisture and dust. Furthermore, they are designed for easy installation and maintenance, with straightforward wiring and programming.

The Murphy M25 and M50 are versatile solutions for a wide range of engine applications. Their adaptability makes them suitable for not only diesel engines but also for natural gas engines. Moreover, the scalability of these modules means they can be used in various setups, from small generator sets to large industrial engines.

In summary, the Murphy M25 and M50 modules are exemplary products in engine management technology. Their combination of user-friendly interfaces, advanced monitoring capabilities, and rugged construction ensures that they can meet the demands of modern equipment while providing invaluable insights into engine performance for operators. These modules continue to set the standard in reliability and performance, making them a preferred choice in the field.