Allen-Bradley GuardPLC 1753, Справочник по безопасности

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Publication 1753-RM002C-EN-P - September 2008 39
GuardPLC Controller and GuardPLC I/O Module Input Channels Chapter 3
Checklist for Configuration, Programming, and Start-up of
Safety Manual GuardPLC System
Company:
Site:
Loop definition:
Safety input channels in the:
GuardPLC 1200 GuardPLC 1800
GuardPLC 1600 GuardPLC 2000
No. Requirements Fulfilled Comment
Yes No
1 Is this a safety input?
2 Is this a digital input?
3 Is the hysteresis for the digital inputs
configured correctly? (GuardPLC 1800 and 2000)
4 Is this an analog input?
5 unipolar 0…10V DC?
unipolar 0…10V DC?
(1755-IF8 only)
6 unipolar 0…20mA?
7 b10V DC? (1755-IF8 only)
8 Is the voltage input terminated or
programmed for application fault handling?
9 Do the ranges of the sensors set fit the
channel configuration?
10 Are the unused analog inputs
short-circuited?
11 Are the error code system signals for the
used input channels evaluated in the logic?
12 Has the AI[0x].Used signal been configured
properly for used and unused analog inputs?
13 Is this input a counter?
14 Function: Pulse counter?
15 Function: Encoder (Gray code)?
16 Has a safety encoder/sensor been provided for
this input?
17 Is the error message processed in the
application program?
[VALUE=0] and [CHANNEL STATUS
≠
0]
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