Danfoss 51 Series

Gauge information
M3 Servo pressure minimum angle (on control) 600 bar [10,000 psi]
60 bar [500 psi]
gauge for 2-position control
9/16-18 O-ring fitting
M4 Servo supply pressure maximum angle 600 bar [10,000 psi]
60 bar [500 psi]
gauge for 2-position control
9/16-18 O-ring fitting
Service Manual
Series 51 and 51-1 Motors
Pressure measurements
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Danfoss | March 2016 11008567 | AX00000013en-US0202 | 25