Climatix™ Climatix I/O extension module with 6 I/Os POL925.
Use POL925.20/STD is a versatile Climatix I/O extension module that can be connected to any type of Climatix POL6XX and POL46X controllers. Its high flexibility of universal inputs meets the requirements of the compact air handling unit industry plus those of other air conditioning applications and other applications. It is part of the Climatix product range (refer to Data Sheet 3900 and Mounting Instructions M3910).
Power distribution Max. pass through current 3.85 A at AC 24V 3.935 A at DC 24 V Digital inputs (DU1…DU4 (T1), DU5, DU6 (T2)) Active digital input 24 V 0/1 digital signal (binary) Galvanically separated voltage input 24 V AC or DC signal operating range AC 24 V (±20 %) DC 24 V (±10 %) Frequency range 45…65Hz Low / high detection 0…24 V AC/DC Delay 100 ms (Minimal time for the controller to detect the pulse) Input current 8 mA @AC/DC 24 V Pulse frequency Max.
Ambient conditions and protection classification Operation IEC 60721-3-3 class 3K5 Temperature -40...70 °C Humidity <90% r.h. (non-condensing) Atmospheric pressure Min. 700 hPa, corresponding to max. 3,000 m above sea level Transport IEC 60721-3-2 class 2K3/2K4 Temperature -40...70 °C Humidity <95% r.h. (non-condensing) Atmospheric pressure Min. 260 hPa, corresponding to max.
Status Meaning Red flashing at 2 Hz BSP error or slave address error Green on BSP running The status of BUS LED is defined as follows: Status Meaning Red on Communication error Green on Communication running Orange on Communication running but parameter not successfully configured DIP switch The extension module is equipped with DIP switch to communicate with the controller. Switch 1, 2, 3, 4, and 5 are configurable to set the slave address, while switch 6 serves as peripheral bus termination.
DIP Switch configuration of Extension Module 4 12 20 28 5 13 21 29 6 14 22 30 7 15 23 31 8 16 24 NOTICE The same address of extension module must be set respectively in the application program of the controller. 0 cannot be set as the slave address. Notes Engineering notes NOTICE To ensure protection against accidental contact with relay connections carrying voltages above 42 Veff, the extension module must be installed in an enclosure (preferably a control panel).
FCC NOTICE This equipment complies with the FCC Rules CFR 47 Part 15 Emission Class B limits. 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.
Issued by Siemens Switzerland Ltd Smart Infrastructure Global Headquarters Theilerstrasse 1a CH-6300 Zug Tel. +41 58 724 2424 www.siemens.com/buildingtechnologies 8 Siemens Smart Infrastructure Document ID A6V11946236_en--_a Edition 2020-1-16 © Siemens Switzerland Ltd, 2020 Technical specifications and availability subject to change without notice.
