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Unit Description
14.2
Operating elements
Touch screen
The TP27-6 touch screen is used to operate and monitor processes. Operation
is effected by means of contact–sensitive buttons and input fields which are
defined in the configuration for a specific application. No additional keyboard
is necessary.
14.3
Connection elements
°
Figure 14-1Arrangement of connections
No.
Name/Purpose
1)
Serial interfaces
:
IF1A
1
IF2
2
IF1B
3
2)
4
DIL switch
5
Grounding connection
3)
6
Power supply
3)
7
Relay output
4)
8
DKM/CPI interface
(covered)
9
Battery compartment (covered)
Ó
PCMCIA Slot
1)
Connection plug pin assignment, see Appendix B.
2)
For details of permissible switch settings, see Section 12.2.3
3)
For details of pin assignments, see Section 12.2.1
4)
For details of DKM connector pin assignments, see Section 17.1.2 ; and details of CPI connector pin assignments, see Section 17.2.2.
14-2
³
± ²
¯
®
Level
RS232/TTY (active/passive)
RS232/TTY (active/passive)
RS422/RS485 (floating)
for configuring the IF1B interface.
Voltage supply (+ 24 V DC).
Relay contact for a buzzer or light, for example.
For connecting a direct key module with 16 digital outputs or a control
panel interface with max. 32 digital inputs/outputs.
For JEIDA/PCMCIA cards
Ó
Description
Usage
PLC
PC, PU, printer
PLC
–
–
TP27, TP37 Equipment Manual
Release 01/00
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