Outputs - Edwards EPX HiVac Series Instruction Manual

3.11.2

Outputs

Table 14 defines the Output signals from the pump system, all signals are volt free contacts.
Function
Pump running
Warning
Alarm
Gas flow warning
Pump status/Final Valve
Remote/Local control status
Notes: 1. Volt free contacts are rated at 24 V, 1 A.
2. All pump status outputs are maintained through a power loss of up to 1 second.
3. All status contacts open if power is removed.
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Table 14 - Output signals from the pump system
Pins
SPI - 3 and 4
MCM - 3 and 4
TEL - 8 and 20
E73 - 3 and 11
LAM - 2 and 15
C3 - 5 and 9
HIT - 19 and 37
HIT - 12 and 30
SPI - 7 and 8
MCM - 7 and 8
TEL - 9 and 21
E73 - 5 and 13
C3 - 4 and 8
HIT - 14 and 32
SPI - 9 and 10
MCM - 9 and 10
TEL - 10 and 22
E73 - 6 and 14
LAM - 1 and 14
C3 - 3 and 7
HIT - 15 and 33
SPI - 11 and 12
MCM - 11 and 12
TEL - 11 and 23
LAM - 3 and 16
HIT - 16 and 34
SPI - 13 and 14
E73 - 7 and 15
Operation
Closed when pump running
Closed at all times (no warnings are available on the
EPX pump).
Closed when no alarm condition exists on the drive
inverter. See Section 4.3 and
Closed when gas purge flow warning does not exist
(closed if no gas module is present).
Closed when pump running and gas purge flow warning
does not exist
Closed when remote control is available through the
tool interface.
A419-00-880 Issue F
4.4 for more information.
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