Establish the fore-vacuum connection
1. With rigid pipe connections, include bellows to attenuate external vibrations.
2. Install a fore-vacuum connection with components according to the nominal diameter of the fore-
vacuum connection, e.g. DN 16 ISO-KF fasteners and pipe components from the
3. Implement measures to counteract the backflow of operating fluids or condensate from the fore-
vacuum area.
4. Observe the information in the operating instructions of the backup pump or pumping station when
connecting and operating it.
5.4 Connecting accessories
Installation and operation of accessories
Pfeiffer Vacuum offers a series of special, compatible accessories for its products.
● Information and ordering options for approved
accessories for hybrid bearing turbo-
can be found online.
Connect accessory devices to the TC 80
● Use of Pfeiffer Vacuum accessories via the electronic drive unit TC 80 is enabled via a
corresponding connection cable or adapter at the “X3” multi-function connection.
● The desired accessory output is configured via RS-485 using Pfeiffer Vacuum display
and control units or a PC.
B1 A
CC A
1
DO2
DO1
1
7
8
2
3
4
5
6
Fig. 11:
Accessory connection via adapter TCS 12
1 Multifunction connection X3
5
Connection RS-485
2 Adapter TCS
6
Accessory connection A1
3 Digital output DO2
7
Accessory connection B1
4 Digital output DO1
8
Adapter TCS 12
Connect pre-configured accessories
► Observe the installation instructions in the operating instructions for the relevant accessory.
► Note the existing configuration of existing connections and control lines.
► Connect only matching accessory devices to the electronic drive unit.
Installation
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