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7-1
Section
Analog Input Units
107
Internal Circuits
I/O Unit
interface
Internal
power
supply
Insulating DC
to DC
converter
Input circuit
8 circuits
I/O Unit
interface
I/O Unit
interface
Photocoupler
Internal
circuits
Photocoupler
24 VDC
+
24 VDC
--
510 k
Ω
250
Ω
510 k
Ω
V+
--
I+
Terminal Arrangement
Wiring
Internal Power Supply
Internal power supply
Voltage Input
0 V
Current Input
0 V
(For current input, short the V+
terminal and the V-- terminal.)
The Analog Input Unit converts analog input data to digital values. The digital
values depend on the input signal ranges, as shown in the following diagrams.
When the input exceeds the specified range, the AD conversion data will be
fixed at either the lower limit or upper limit.
Input Ranges and
Converted Data
Содержание PRT1-COM
Страница 1: ...Cat No W900 E2 1 PROFIBUS DP MULTIPLE I O TERMINAL PRT1 COM GT1 Series ...
Страница 2: ...PRT1 COM GT1 Series PROFIBUS DP MULTIPLE I O TERMINAL Operation Manual Produced December 1999 ...
Страница 3: ...iv ...
Страница 5: ...vi ...
Страница 9: ...x ...
Страница 187: ...Cat No W900 E2 1 Note Specifications subject to change without notice December 1999 Authorized Distributor ...