Measurement Cable And Hirschmann Cable Socket; Connection Diagram - Pfeiffer Vacuum PKR 251 Operating Instructions Manual

Installation
Damage sustained as a result of improper connection
Improper connection, incorrect polarity or impermissible supply voltage will damage the gauge.
► Always connect the supply earth (Pin 5) with the earth for the supply unit.
► Always connect the shielding (Pin 6) with the earth for the supply unit.
To operate the gauge with a Pfeiffer Vacuum total pressure measuring and control unit, you will require
a corresponding measurement cable from the
facture a measurement cable specifically for this purpose.
Establishing the electrical connection
Required tool
● Torque wrench (≤ 0.2 Nm)
Required material
● Measurement cable (as an accessory or manufactured for this purpose)
1. Connect the measurement cable to the gauge.
2. Tighten the locking screw on the Hirschmann cable socket.
Fig. 4:
1 Identification
2 Measuring signal
3 Signal earth
Fig. 5:
22/52
– Tightening torque: ≤ 0.2 Nm
10Ω
10Ω
Ident
10kΩ

Connection diagram

4
5
6

Measurement cable and Hirschmann cable socket

NOTICE
ActiveLine Accessories. Otherwise, you can also manu-
2
3
1
4
5
6
Supply
Supply earth (GND)
Screening, shielding
2
3
4
5
+
V
–
+
–
1
6