Page 192 - PLC Automation

190 MAIN CATALOG PLC AUTOMATION

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AC500-XC
Technical data

Modbus TCP modules
Type CI521-MODTCP-XC CI522-MODTCP-XC
Communication interface
Ethernet Interface
Main protocol Modbus TCP
ID Device configuration By rotary switch on the front side, from 00h to FFh
Ethernet connection on terminal units 2 x RJ45 with switch functionality for simple daisy chain on TU508-ETH-XC or TU520-ETH-XC
Number of channels per module
Digital inputs 8 8
outputs 8 8
Analog inputs 4 –
outputs 2 –
Digital configurable channels DC – 8
(configurable as inputs or outputs)
Additional configuration of channels as
Connection via terminal unit TU5xx – –
Fast counter (onboard I/O) Configuration of max. 2 DI channels per module
Occupies max. 1 DO or DC when used as counter 
Connection
Local I/O extension 
Max. number of extension modules max. 10 x S500-XC extension modules. Fast counter from digital I/O modules can be also used.
05
Digital inputs
Input signal voltage 24 V DC
characteristic acc. to EN 61132-2 Type 1
0 signal -3...+5 V DC
Undefined signal state 5...15 V DC
1 signal 15...30 V DC
Residual ripple, range for 0 signal -3...+5 V DC
1 signal 15...30 V DC
Input time delay (0 -> 1 or 1 -> 0) 8 ms typically, configurable from 0.1 up to 32 ms
Digital outputs
Transistor outputs 24 V DC, 0.5 A 
Readback of output –  (on DC outputs)
Outputs, supplied via process voltage UP 
Switching of 24 V load 
Output voltage at signal state 1 Process voltage UP - 0.8 V
Output current
Nominal current per channel 500 mA at UP = 24 V DC
Maximum (total current of all channels) 8 A
Residual current at signal state 0 < 0.5 mA
Demagnetization when switching off By internal varistors
inductive loads
Analog inputs AI Max. number per module and with regard to the configuration: AIs / Measuring points
Signal configuration per AI 4 –
0…10 V / -10… +10 V 4 / 4 –
0…20 mA / 4…20 mA 4 / 4 –
RTD using 2/3 wire needs 1/2 channel(s) 4 / 2 –
0…10 V using differential inputs, 4 / 2 –
needs 2 channels
-10…+10 V using differential inputs, 4 / 2 –
needs 2 channels
Digital signals (digital input) 4 / 4 –
(1) Not simultaneously.