Fieldpiece MR45 - Display and Buttons; Status Icons and Messages

17
Display and Buttons
UNITS
Refrigerant Recovery Machine
MR45
START
STOP
CANCEL
ALARM
MUTE
PRESS 3 SEC
PRESS 3 SEC
ZERO
SENSOR
PRESS 3 SEC
AUTO-STOP
LEVEL
Input Pressure Output Pressure
Status Icons and Messages
START/STOP
Start or Stop the motor.
ZERO SENSOR (press 3 seconds)
Zero pressure sensors. Ports must be open to atmosphere.
CANCEL ALARM
Cancel alarm currently sounding (temporarily mute).
MUTE (press 3 seconds)
Toggle mute for all sounds (setting is saved).
UNITS
Select pressure/vacuum units.
AUTO-STOP LEVEL (press 3 sec. to enter setup)
Once entered, press to change the pressure/vacuum level that
triggers the first automatic stop: 0 psig (default), -10 psig, -20psig.
Wait 5 seconds to exit setup, automatically saving desired setting.
Status Icons and Messages
UNITS
Refrigerant Recovery Machine
MR45
START
STOP
CANCEL
ALARM
MUTE
PRESS 3 SEC
PRESS 3 SEC
ZERO
SENSOR
PRESS 3 SEC
AUTO-STOP
LEVEL
The icon rotates when the motor is running.
The icon is shown when MR45 is set to MUTE.
OK TO START
Motor stopped. Temperatures, voltages, and pressures are currently
safe to start the motor again.
COMPLETE / Low Pressure Cutoff
Motor stopped. Input pressure/vacuum reached one of three
auto-stop levels for 10 seconds: 0 psig, 10”Hg vac, or 20”Hg vac
(0 bar, 25 cmHg vac, or 50 cmHg vac)
Input Closed
Cannot zero pressures. Open input port.
Output Closed
Cannot zero pressures. Open output port.
High Voltage Warning
Motor stopped. Voltage was above 130 VAC.
Low Voltage Warning
Motor stopped. Voltage was below 95 VAC.
High Pressure Cutoff
Motor stopped. Output (cylinder) approached dangerous pressure.
Motor Fault 1
Motor stopped. Motor temp. measured above operating range.
Motor Fault 2 (“throttle” shows on display)
Motor stopped. Motor current (amps) rose above operating range.
Throttle RECOVERY to reduce cylinder pressure (page 19).
Motor Fault 3
Motor stopped for unknown reason.