Data Sheet for Product

2
Siemens Schweiz AG A6V11937668_en--_g
Smart Infrastructure 2022-02-18
Type summary
Type Order number Description
PXC4.M16 S55375-C101 Compact automation station for BACnet MS/TP with Modbus
PXC4.M16S S55375-C109 Compact automation station for BACnet MS/TP
Inputs/outputs
PXC4.M16 PXC4.M16S
Number of inputs/outputs (Onboard) 16 16
Number of universal inputs/outputs (UIO) 12 12
Number of relay outputs (DO) 4 4
Number of inputs/outputs (Onboard + TXM) 40 40
Number of Modbus data points RTU 40 0
UIO Universal inputs/outputs support the following signal types:
● Passive sensors LG-Ni 1000, 2x LG-Ni1000, Pt 1000 (*75, 385), NTC 10k (Type II/Beta (0-50 °C) =
3892 K), NTC 100k
● Resistance sensors 1000 Ohm, 2500 Ohm, 2650 Ohm, 1000...1175 Ohm (for setpoint shift)
● Active sensors DC 0 ... 10 V
● Current measurement analog DC 0...20 mA or 4...20 mA, (inputs U1, U2, U7, U8)
● Binary potential-free contacts for signaling functions
● Counter to 25 Hz (electronic switch to 100 Hz)
● Analog outputs DC 0…10 V
DO Relay outputs for binary controls, changeover contact
(NO, NC, pulse)
Equipment combinations
I/O modules TXM (Series D and later)
Description Type Data sheet
Digital input module 8 or 16 I/O points TXM1.8D, TXM1.16D CM2N8172
Universal module without / with local operation and LCD TXM1.8U, TXM1.8U-ML CM2N8173
Super universal module without / with local operation and LCD TXM1.8X, TXM1.8X-ML CM2N8174
Relay module without / with local operation TXM1.6R, TXM1.6R-M CM2N8175
Resistance measuring module (for Pt100 4-wire) TXM1.8P CM2N8176
Triac module TXM1.8T CM2N8179
Digital input and relay module TXM1.4D3R CM2N8188
PXC4 can power TXM extensions modules (for details see planning overview
A6V11973797).
System controller
Description Type Data sheet
System controller to integrate Modbus and MS/TP devices PXC5.E003 A6V11646020