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If one of the following conditions happens while the HV of the channel is On,
NOTE
the output of the channel is immediately set to Off, the LED on the front panel
indicates the corresponding Fault condition and the Fault information is sent to
the Serial output.
Protect intervention (I>8mA for more than 2 seconds for 40 W output
– 16 mA for 80 W output) (8 flashes of the LED)
HV Cable Interlock open (1 flash of the LED)
Remote Interlock open (2 flashes of the LED)
Internal error on the HV generation (4 flashes of the LED)
Output short circuit (5 flashes of the LED)
Change of the Local-Remote I/O switch status while HV was On (6
flashes of the LED)
Overtemperature inside the unit (7 flashes of the LED)
On "Remote" Connector on Rear Panel
"Fault" output: N.C. contact (idle state) =
The contact is Open in " Fault" condition (relay Off)
The contact is Close in normal operation (relay On)
"HV 1,2" output: N.O. contact (idle state) =
The contact is Open with HV in Off state (relay Off)
The contact is Closed with HV in On state (relay On)
"HV 1,2" output current set point: N.O. contact (idle state) =
The contact is Open with output current value is below the current
set point (relay Off)
The contact is Closed with output current value above the current set
point (relay On)
Output relays rating: 2 A@125 Vac.
Minimum load: 10 mW (100 mV@1 mA).
Bouncing Time: NO=1 msec; NC=3 msec.
Ion Pumps Control Unit User Manual / 87-900-124-01
Installation Procedure
Error Messages
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