POL687.70STD

Overview of Siemens POL687-70STD Climatix HVAC Controller

The Siemens POL687-70STD is a freely programmable HVAC controller designed for ventilation, air conditioning, and refrigeration applications. It features 27 I/O points and supports multiple communication protocols including Ethernet, RS485, KNX, Modbus, and JSON. The controller offers comprehensive system integration with Climatix extensions and advanced programming capabilities through the SAPRO graphical editor.

Key Features

• 27 universal I/O points including analog inputs, digital inputs, relay, and triac outputs.
• Supports BACnet, KNX, Modbus, and JSON for flexible network communication.
• Freely programmable with SAPRO graphical programming tool for tailored control strategies.
• Integrated Ethernet port and RS485 for network connectivity and remote servicing.
• Onboard Web server for browser-based configuration and monitoring.
• SD card support for program backup and firmware updates.
• Supports multiple extension modules via peripheral bus for system scalability.
• Robust communication interfaces including Modbus RTU and KNX-TP1 process bus.
• Local Human Machine Interface (HMI) compatibility and USB service port.

Technical Specs

Applications / Use Case

Suitable for HVAC system control in commercial and industrial buildings. Enables flexible, scalable, and efficient automation for ventilation, air conditioning, and refrigeration processes.

Siemens offers extensive support, firmware updates, and detailed engineering tools for integration.