Pfeiffer TC 110 User Manual

Connection "X3"
13
● Accessory output B1: A connected venting valve is activated, if venting release is
transmitted via input DI1.
AO1 Analog output 0-10 V DC / Pin 12
A rotation-speed-proportional voltage (0-10 V DC equals 0 - 100 % x f
Nominal
) can be
picked up via the analog output (load R ≥ 10 kΩ). Additional functions (optionally current/
power) can be assigned to the analog output via DCU, HPU or PC.
5.2.4 RS-485
One Pfeiffer Vacuum display and control panel (DCU or HPU) or an external PC can be
connected respectively to the electronic drive unit via Pin 13 and Pin 14 of the connec-
tion "X3" on the electronic drive unit.
● The group address of the electronic drive unit is 961.
● All units connected to the bus must have differing RS-485 device addresses [P:797].
Connecting Pfeiffer Vacuum display and control units or PC
Fig. 4: Optional connection possibilities for interface RS485
 Use the connection cable supplied with the control panel or from the range of acces-
sories.
 The connection of respectively one external operating unit is possible on the interface
RS-485.
 A USB interface (PC) can be connected via the USB/RS-485-converter.
CAUTION
Danger of electric shock
The insulation measures of the bus system are designed only for use with safety extra-
low voltage.
 Connect only suitable devices to the bus system.
Designation Value
Serial interface RS-485
Baud rate 9600 bauds
Data word length 8 bits
Parity none (no parity)
Start bits 1
Stop bits 1..2
DCU 002
DCU 110 - 310
HPU
USB/RS485-converter
TPS
TC
RS485
RS485
RJ45
M12
M12
DC in
DC in
M12
M12
M12

Pfeiffer TC 110 Specifications

General

Brand	Pfeiffer
Model	TC 110
Category	Control Unit
Language	English