Siemens ET 200S Manual page 454

Analog Electronic Modules
1
Basic error limit
(operational limit at 25_C
with reference to input
range)
Temperature error (with
reference to the input
range)
Linearity error (with
reference to the input
range)
Repeatability
(in steady state at 25 _C
with reference to input
range)
Data for Selecting a Sensor
Input range (rated
value)/input resistance
S
Current
12.12 2AI I 4WIRE High Speed Analog Electronic Module
(6ES7 134-4GB61-0AB0)
Order Number
6ES7 134-4GB61-0AB0
Features
S 2 inputs for measuring current
S Current-limited sensor supply (90 mA)
S Input ranges:
– 4 to 20 mA, resolution 13 bits
– 0 to 20 mA, resolution 13 bits
"
– 20 mA, resolution 13 bits + sign
12-98
"0.05%
Permitted input current
(destruction limit)
Load of the two-wire
measuring transducer
"0.003%/K
Smoothing of the measured
values
"0.03%
"0.01%
1
"20 mA/50Ω
4 to 20 mA/50 Ω
40 mA (on a single
channel)
Max. 750 Ω
Yes,
parameterizable in 4
steps by means of
digital filtering
Step Time constant
None 1 x cycle time
Weak 4 x cycle time
Medium 32 x cycle time
Strong 64 x cycle time
Run-time calibration can be enabled at module
parameter assignment to periodically adjust for
the offset voltage drift of the A/D converter.
During the calibration interval, the updating of
data is delayed by 200 ms. The accuracy limits
of the module will be met without run-time
calibration.
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07