MTS Series 505G2 SilentFlo Hydraulic Power Unit Model 505G2-180 User Manual
Page 43
Description
Name and Location
Aux Contact: Temp - black
Aux Polarity Normal - gray
Aux Polarity Reverse - black
One of the auxiliary contacts can be used to control an external
device such as a warning lamp or a remote cooling circuit. The
auxiliary contact controls whether the contact is active
whenever a pump motor is running (Aux Contact: On/Off - gray)
or whenever a pump motor is running and the temperature of
the hydraulic fluid in the reservoir reached the trip temperature
(Aux Contact: Temp - black).
•
Press the Aux Contact: button to display Aux Contact:
On/Off to activate the contact when at least one pump motor
is running, and to deactivate when no pump motors are
running.
•
Press the Aux Contact: button to display Aux Contact: Temp
to activate the contact when at least one pump motor is
running and the fluid temperature in the reservoir is above
the temperature trip level and to deactivate the contact when
either the temperature is lower than the temperature trip
level or no pump motors are running.
•
Press the Aux Polarity: button to display Aux Polarity:
Normal to cause the contact to close when it is active. MTS
Controllers use normal polarity.
•
Press the Aux Polarity: button to display Aux Polarity:
Reverse to cause the contact to open when it is active.
The other Aux contact is set for motor pump running only. Its
function and polarity are not selectable.
These pushbutton/indicators are described in the Main Screen
section; refer to “Main Screen”.
Screen select buttons
Note:
If the Setup button is pressed for 5 seconds when at the
setup screen, a base setup screen is displayed that
Series 505G2 SilentFlo™ Hydraulic Power Unit Product Information 43
Installation