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Desigo™
Automation station
PXC4.M16
A6V11937668_en--_b
2020-07-10
For the control of primary plants
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Compact automation station for HVAC and building control systems,
freely programmable using graphical programming interface
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Communication BACnet MS/TP
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16 inputs/outputs: 12 universal inputs/outputs, 4 relay outputs
Extendable to 40 inputs/outputs via I/O modules TXM...
●
Integration of Modbus data points via RTU
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WLAN interface for engineering and commissioning
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Operating voltage AC 24 V
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Mounted on standard rails or on the wall
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Plug-in screw terminal blocks
Smart Infrastructure
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Summary of Contents for Siemens Desigo PXC4.M16
- Page 1 Desigo™ Automation station PXC4.M16 For the control of primary plants ● Compact automation station for HVAC and building control systems, freely programmable using graphical programming interface ● Communication BACnet MS/TP ● 16 inputs/outputs: 12 universal inputs/outputs, 4 relay outputs Extendable to 40 inputs/outputs via I/O modules TXM… ●...
- Page 2 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) Siemens Schweiz AG A6V11937668_en--_b Smart Infrastructure 2020-07-10...
- Page 3 No communication to subsystem COM RX Yellow Continuously OFF Flashing Device is not configured Flashing per wink Identification of device after receipt of wink command command 5 Hz 5 Hz WLAN Blue Steady OFF WLAN inactive Siemens Schweiz AG A6V11937668_en--_b Smart Infrastructure 2020-07-10...
- Page 4 ● ● Wall, horizontal Overhead – ● Wall, vertically From left to right – – From top to bottom From right to left – From bottom to top ● On a horizontal surface Siemens Schweiz AG A6V11937668_en--_b Smart Infrastructure 2020-07-10...
- Page 5 External supply line fusing (EU) Non-renewable fuse max. 10 A slow-blow circuit breaker max. 13 A Tripping characteristic B, C, D per EN 60898 Power supply with current limitation of max. 10 A Siemens Schweiz AG A6V11937668_en--_b Smart Infrastructure 2020-07-10...
- Page 6 Protection against faulty wiring with AC 24 V Modbus RTU interface Interface type EIA-485, electrically isolated Baud rate 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 (depending on the configuration) Internal bus termination 120 Ohm, switchable with DIP switch Siemens Schweiz AG A6V11937668_en--_b Smart Infrastructure 2020-07-10...
- Page 7 For details, see: TX-I/O engineering and installation, CM110562 Protection Short-circuit proof Connector for I/O modules TXM on the side: No No electrical protection. protection against faulty wiring with AC 24 V Use the cover Siemens Schweiz AG A6V11937668_en--_b Smart Infrastructure 2020-07-10...
- Page 8 Min. closing/operating time [ms] Of which Max. counter frequency including bounces Max. bounce time [ms] (symmetrical) BI NO / BI NC BI Pulse NO CI Mech (25Hz) 25 Hz CI El (100Hz) 100 Hz Siemens Schweiz AG A6V11937668_en--_b Smart Infrastructure 2020-07-10...
- Page 9 Field device supply (I/O modules TXM) AC 24 V (terminal V~ on the I/O modules TXM) Max. 2 A, short-circuit proof *) *) Sum total onboard V~ and TXM bus V~ max. 2 A Siemens Schweiz AG A6V11937668_en--_b Smart Infrastructure 2020-07-10...
- Page 10 (RoHS compliance, materials composition, packaging, environmental benefit, disposal). Documents can be downloaded at http://siemens.com/bt/download. FCC Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
- Page 11 2. this device must accept any interference received, including interference that may cause undesired operation FCC Caution: Changes or modifications not expressly approved by Siemens Switzerland Ltd. could void the user’s authority to operate the equipment. United States representative https://new.siemens.com/us/en/products/buildingtechnologies/home.html Industry Canada statement This device complies with ISED’s licence-exempt RSSs.
- Page 12 Wiring length max. 300 m (1,000 ft), CU wire or CU strand. Cross-section depending on the signal 30 m (100 ft) applies for signal types AI NTC10K and AI NTC100K or 80 m (260 ft) with shielding Siemens Schweiz AG A6V11937668_en--_b Smart Infrastructure 2020-07-10...
- Page 13 General device with control input DC 0...10 V, Do NOT ground external power (ground loops) Warranty Technical data on specific applications are valid only together with Siemens products listed under "Equipment combinations". Siemens rejects any and all warranties in the event that third-party products are used.
- Page 14 PXC4.M16 with I/O modules TXM 198 (7.80") 64 (2.52") 64 (2.52") 7 (0.28") Issued by © Siemens Switzerland Ltd, 2020 Siemens Switzerland Ltd Technical specifications and availability subject to change without notice. Smart Infrastructure Global Headquarters Theilerstrasse 1a CH-6300 Zug Tel.