Variable Speed Drive Details Screen 2; Figure 19 - Vsd Details Screen 2 - Johnson Controls YORK OPTIVIEW CONTROL CENTER Operation Manual

FORM 160.10-O1
ISSUE DATE: 4/27/2018

VARIABLE SPEED DRIVE DETAILS SCREEN 2

VSD WITH PART NUMBER 371-02767-XXX (60 HZ) OR 371-03700-XXX (50 HZ)

FIGURE 19 - VSD DETAILS SCREEN 2

OVERVIEW
This screen displays more detailed information pertain-
ing to a Variable Speed Drive (VSD). Service techni-
cians refer to the OptiView Control Center Retrofit Kit
- Trane Service Manual (Form 160.10-M1) for opera-
tion instructions and explanation of all programmable
setpoints and displayed values.
DISPLAY ONLY
Motor Run (LED)
Indicates whether the digital output from the controls is
commanding the motor to RUN.
(Motor Current) % Full Load Amps
Displays the motor current as a percentage of the Full
Load Amps (FLA) value. For the Variable Speed Drive,
this is the data returned by the VSD Logic board.
Current Limit Setpoint
Displays the current limit setpoint programmed by
the operator. This value could come from a 0-20mA,
4-20mA, 0-10VDC or 2-10VDC input in analog re-
JOHNSON CONTROLS
SECTION 2 - OPTIVIEW OPERATION
mote mode, PWM signal in digital remote mode, or
programmed locally at the control center in local mode.
Pulldown Demand Time Left (Not Shown)
Displays the time remaining in the programmed
pulldown period. This value is only displayed if there
is time remaining.
Water Pump Output (LED)
Illuminates when the relay controlling the water pump
output is energized.
Precharge Relay Output (LED)
Illuminates when the relay controlling the precharge
output is energized.
Trigger SCR Output (LED)
Illuminates when the relay controlling the trigger SCR
output is energized.
DC Bus Voltage
Displays the DC Bus voltage that is reported by the
VSD.
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