Siemens SIMATIC ET 200S, Руководство пользователя

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Analog Electronic Modules
12-62
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
12.10 2AI I 2WIRE High Speed analog electronic module
(6ES7 134-4GB51-0AB0)
Order number
6ES7 134-4GB51-0AB0
Properties
•
2 inputs for current measuring
•
Current-limited sensor power supply (90 mA)
•
Input ranges:
4 to 20 mA, resolution 13 bits
0 to 20 mA, resolution 13 bits
•
Supports clock synchronized mode
-- Minimum possible time for the clock-synchronized DP cycle (T
DPmin
): 2.5 ms
-- Minimum possible conversion time of the input module (T
WEmin
): 1.1 ms
Terminal assignment
The following table shows the terminal assignment of the 2AI I 2WIRE High Speed
for the various terminal modules:
Table 12-41 Terminal assignment of the 2AI I 2WIRE High Speed
View Terminal assignment Remarks
M
1--
M
0--
AUX1 (e.g. PE)
2
3
4
6
7
8
1
5
M
1+
M
0+
AUX1 (e.g. PE)
M
ana
M
ana
TM-E15S24-A1 and 2AI I 2WIRE High Speed
CH1 CH0
mA mA
AUX1 must be
assigned to PE.
A A
Channel 0: Terminals 1 to A4
Channel 1: Terminals 5 to A8
M+: Input signal ”+”
M--: Input signal ”--”
M
ana
: Ground (from power
module)
The 2-wire transducers are
powered over the
measurement leads.