Siemens SIMATIC S5 ET 200U - Page 335

9-45
ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b
Current input
 Input signal range
 Input resistance
0 to 20 mA or
4 to 20 mA
24.3 W "0.1 %
mV Input (for thermocouple)
Input signal range 0 to 50 mV or
–8.9 to 41.1 mV
(type J, K, L, S)
Cable impedance 30 W per wire
Resistance thermometer
 Start
 End
 Permissible cable impe-
dance
18.49 W
219.12 W
30 W per wire
Binary Inputs
Number of inputs 4
Galvanic isolation no
Signals state “0” –30 to +4.5 V
or open
Signals state “1” +13 to +30 V
(signal state invertible)
Input resistance approx. 4 kW
Analog Outputs of the Constant Controller
(6ES5 262–8MA12)
Number of outputs
Gl i i l i
3
p
Galvanic isolation no
Output signal range 0 to 20 mA or
4 to 20 mA
Maximum permissible load 600 W
No load voltage (L+) – 2 V
Binary Outputs for the Open–Loop Controller
(6ES5 262–8MB12)
Number of outputs
Gl i i l i
8
p
Galvanic isolation no
Signal state “0” t 1.5 V
Signal state “1” (L+) – 3.8 V
Maximum load current 100 mA
short–circuit proof
Wiring Method
Programmer (PG)
Operator panel (OP)
SINEC L1 network connection
front side via 15–pin
subminiature D con-
nector
Connectable are PG 605, PG 730,
PG 750, PG 770,
OP 393, OP 395
Analog and binary inputs front side via 25–pin
subminiature D con-
nector
Analog and binary outputs via terminal block of
the bus unit
Function Modules