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Technical Information
RS 232/RS 485 Communication Description
5
MS40+ Single Stage Rotary Vane Pumps User Manual /
87-901-008-01 (
E)
81/90
Operational Limits
Tab. 10
INPUT VOLTAGE (V)
CONTROLLER STATUS
< 180
Power fail
180 – 264
Operative
> 264
Power fail
Status LED
Tab. 11
LED STATUS
CONTROLLER STATUS
Off
Stop
Green blinking
Ramp – Autotuning
Green
Normal Operation
Red
Fail
Red blinking
Oil level fail
Off
Reset + selftest
Orange blinking
Maintenance required
NOTE
When you switch the controller on an electronic self-test is performed, during
such phase you’ll see the led Orange for 1 sec. And turned off for two other
seconds. Immediately after the first phase the controller per-form a specific test
on the pump rotor in order to be sure that it isn’t locked.