Precision Control Systems 915 - Manual (Page 13)

Page 10 of 21
Lamp-Out Indicator
• Indicator light flashing indicates a lamp out condition. This feature is available only if
the lamp out (LL) option is installed. The alarm will remain on as long as the lamp out
condition exists.
Remote/Local Setpoint Switch
The remote/local setpoint switch allows the operator to select the source for the power level
setting to the load lamps, or heaters. The selections include:
1. LOCAL: The power level is adjusted using the digial 10-Turn “LOCAL SETPOINT”
potentiometer.
2. REMOTE: The power level is controlled from a remote location or device or the power
level is controlled by the temperature controller when the TCT/TCP temperature
controller option is installed. The operator will enter a desired temperature setpoint for
the process. The power level is adjusted based on the feedback from the temperature
sensor connected to the process. This selection is applicable to systems with the
“Temperature Controller” option.
Local Setpoint Potentiometer
The power level is adjusted using the digital 10-Turn “LOCAL SETPOINT” potentiometer when
the “Setpoint” switch is in the ‘Local’ position.
Load Volts Indicator (Option Code VM)
This option provides indication of the “True RMS” load voltage.