The Pfeiffer Vacuum parameter set
23
* Only when using pumps with Temperature Management System TMS
7.3.2
Accessory connection
Configuration via parameters
[P:035]
,
[P:036]
,
[P:037]
or
[P:038]
.
7.3.3
Analog output on "X3"
Configuration via parameter
[P:055]
.
4 = Error and / or warning
Active, if error and / or warning is active
5 = Set rotation speed attained
Active, if set rotation speed is attained
6 = Pump on
Active, if Pumping station and Motor is on; No Error
7 = Pump accelerates
Active, if Pumping station is on;
Actual rotation speed < Set rotation speed
8 = Pump decelerates
Active, if Pumping station is on;
Actual rotation speed > Set rotation speed
Pumping station is off;
Rotation speed > 3 Hz
9 = always 0
GND for the control of an external device
10 = always 1
+24 V DC for the control of an external device
11 = Remote priority active
Active, if Remote priority is active
12 = Heating
Control is equal to parameter [P:001]
13 = Backing pump
Control is equal to parameter [P:010] and [P:025]
14 = Sealing gas
Control is equal to parameter [P:050]
15 = Pumping station
Control is equal to parameter [P:010]
16 = Pump rotates
Active, if rotation speed > 1 Hz
17 = Pump does not rotate
Active, if rotation speed < 2 Hz
18 = TMS engaged*
Active, if TMS set temperature is engaged
19 = Pressure switchpoint 1 underrun
Control is equal to parameter [P:730] ([P:740] < [P:730])
20 = Pressure switchpoint 2 underrun
Control is equal to parameter [P:732] ([P:750] < [P:732])
21 = Fore-vacuum valve, delayed
+ 24 V DC time delayed after pumping station on
22 = Backing pump standby
Control is equal to standby operation of the backing pump
Option
Description
Option
Description
0 = Fan (continous operation)
Control via parameter Pumping station
1 = Venting valve, normally closed
Control via parameter Enable venting, when using a venting
valve which is normally closed.
2 = Heating
Control via parameters Heating and Rotation speed switch-
pont attained
3 = Backing pump
Control via parameters Pumping station and operation mode
backing pump
4 = Fan (temperature controlled)
Control via parameters Pumping station and temperature
thresholds
5 = Sealing gas
Control via parameters Pumping station and Sealing gas
6 = always 0
GND for the control of an external device
7 = always 1
+24 V DC for the control of an external device
8 = Power failure venting unit
Control via parameter Enable venting, when using a power
failure venting unit.
12 = second venting valve
Control via parameter Enable venting and underrunning 50
% of the nominal rotation speed, when using a venting valve
which is normally closed.
13 = Sealing gas monitoring
Control via parameters Pumping station and Sealing gas.
Option
Description
0 = Rotation speed
Rotation speed signal; 0 - 10 V DC = 0 - 100 % x f
Nominal
1 = Power
Power signal; 0 - 10 V DC = 0 - 100 % x P
max
2 = Current
Current signal; 0 - 10 V DC = 0 - 100 % x I
max
3 = always 0 V
always GND
4 = always 10 V
output of continously 10 V DC
