Siemens DESIGO PXC64-U User Manual

CA1N9221en
23.09.2005
Building Technologies
Building Automation
s
9
221
PXC64-U
DESIGO™ PX
Automation stations
modular model
PXC...-U
• Freely programmable modular automation stations for HVAC and building
services.
• Native BACnet automation station with communication via BACnet over
Ethernet / IP, LON, or PTP
• BTL label (meets B-AAC requirements)
• PPC processor for high performance and reliable operation
• Comprehensive management and system functions (alarm management, time
scheduling, trends, remote management, access protection etc.)
• An Integrated Web server supports generic or graphic Web operation as well
as transmission of alarms by e-mail or SMS
• P-bus for connection of external PTM I/O modules with any data point mix
• 64 or 128 load units per automation station
• Integration platform for subsystems and 3
rd
party systems
• For stand-alone applications or for use within a device or system network
• Supports the following methods of operation:
– QAX... room units
– Local or network-compatible operator units
– PX-WEB (operation via Web browser, touch panel or PDA)
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Siemens DESIGO PXC64-U Specifications

General

Input Voltage	24 V AC/DC
Protection Class	IP20
Housing	Plastic
Mounting	DIN rail
Communication Protocol	BACnet MS/TP, Modbus RTU
Weight	480 g
Inputs	Universal (digital/analog)

Summary

Functions and Communication

Communication Protocols

Details BACnet communication via Ethernet/IP, LON, and PTP protocols.

Compatibility

Extension Modules Network

Details compatibility of extension modules for various network functions like Ethernet and BACnet.

Extension Modules for Subsystem Integration

Lists extension modules for integrating subsystems like KNX, M-Bus, and Modbus.

Operation Modes

Network Operator Unit Operation (PXM20)

Covers operation with PXM20 operator units for BACnet/LON in network environments.

Network Operator Unit Operation (PXM20-E)

Web-based Operation (PX-WEB)

Design and Indicators

Physical Components

LED Indicators

Commissioning and Maintenance

Commissioning Procedures

Covers loading programs, setting parameters, wiring tests, and network configuration.

Service Functions

Battery Life and Replacement

Information on battery lifespan, low charge indication, and safe replacement procedures.

Technical Data

General Device Specifications

Provides operating voltage, current consumption, processor type, and memory details.

Interface Specifications

Details specifications for Ethernet, LON bus, Serial, and P-bus interfaces.

Interface, Dimensions, and Standards

Room Unit and Connecting Cable Interface

Protection and Ambient Conditions

Industry Standards and Certifications

Connection Terminals and Diagrams

PXC64-U Terminal Layout

Illustrates terminal connections for supply voltage, P-bus, PPS2, LON, and MMI/TOOL.

PXA-C128-U and PXC00-U Interfaces

LON Device Tool Socket

Dimensional Drawings

Front Mounting Dimensions

Wall Mounting Dimensions