DSC - Inputs
Page 21 of 80
Specifications
Supply Voltage:............................ 12 or 24 VDC
Power Consumption:.................... Dependent on directional solenoid
Short Circuit Protection: ............... No
Connector: ...................................5.08mm pitch screw terminals
Installation
The backup steering control power supply is to be provided with a 10 Amp
breaker.
Install optional 25 Ohm, 50 Watt adjustable rheostat in series with the
negative line of the backup steering control power supply for use with
proportional 4-way directional solenoid valves. On-off type directional
solenoid valves do not require optional rheostat. Optional rheostat
facilitates rudder speed adjustment under backup steering control when
used with a proportional steering control system. Rheostat kits are
available from Jastram. See drawing 5.5
DSC Backup NFU Rheostat
Mounting Arrangement.
If backup NFU steering is backwards reverse the port and starboard leads
at the NFU device.
Commissioning
If the Backup NFU system is used with a proportional solenoid valve, the
adjustable rheostat must be adjusted in order to attain the required rudder
speed under NFU control.
Doc No.: MAN01504, 20-02-06 DSC 100 & MCP 100 Manual
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