Pfeiffer Vacuum A3P Series, Operating Instructions Manual

Page: 52 / 128

4/5
B 70
GB 02879 - Edition 02 - November 07
Remote control plug connection
Contact Function
All dry contacts are normally open
S3
(22-23)
A603P / A1003P
only
Roots Start/Stop Contact closed: Roots starts.
Contact open: Roots stops.
This function is only valid when remote
control mode is validated, with contact
S1
open, and when ” ROOT.CMD ” selection
is validated in DEFINITION menu of hand
held display module.
S4
(24-25)
N
2
purge Start/Stop Contact closed: N
2
purge starts.
Contact open: N
2
purge stops.
This function is only valid when remote
control mode is validated, with contact
S1
open, and when “ PURGE.CMD ” selection
is validated in DEFINITION menu of hand
held display module.
S5
(26-27)
N
2
stand-by purge
valve Start/Stop
Contact closed: N
2
stand purge starts
when the “ PURGE FLOW PROLONGED ”
time is passed.
Contact open: N2 stand-by purge stops
This function is only valid when remote
control mode is validated, with contact
S1
open, and when “
N2 STANDBY
”
selection is validated in
DEFINITION
menu of hand held display module.
S6
(28-29)
Opening/Closing of
inlet valve (remote
mode only) Contact closed: closing of inlet valve.
Contact open: opening of inlet valve.
This function is only valid when:
The remote control mode is
validated,
“
INLET VALVE OPTION ” selected and
validated in the DEFINITION menu of
hand held display module.
ƒ
ƒ
S7
(30-31)
Authorization to
close or not the
inlet valve with the
key “
AUX ” of hand
held display module
(local mode only)
Contact closed: authorization to close the
inlet valve with the key “
AUX ” of hand
held display module.
Contact open: no authorization to close
the inlet valve with the key “
AUX ” of
hand held display module.
This function is only valid when ”
INLET
VALVE OPTION
” is “valid” in the
DEFINITION
menu of hand held display
module.
Contacts (inputs) (continued)
adixen Vacuum Products - Operating instructions - A3P Series