I/O Modules: MAX – RS Series – iSMA-Controlli

Multiprotocol I/O module

Application

  • Enhance building automation systems, providing optimal control and monitoring. Extending the capabilities of building controllers like AAC20, iSMA-B-J8, or MAC36NL or any building controllers with inputs and outputs using serial bus connections.
  • Numbers of I/O: 12DO with hand control or 24DI.
  • Support open communication protocols: Modbus RTU/ASCII and BACnet MS/TP, BACnet IP and Modbus TCP/IP for IP option.
iSMA-B-MAX-RS_Datasheet_DBL686en_V1.0 iSMA-B-24I_Installation_instruction_DIM476en_V1.0 iSMA-B-12O-H_Installation_instruction_DIM478en_V1.0 +(84) 839 606 568

MAX I/O Modules enhance building automation systems by providing versatile control and monitoring capabilities, supporting BACnet and Modbus protocols. They are designed for HVAC and data center applications, allowing efficient integration and commissioning.

———–MODEL ——————————DESCRIPTION————————————————————

  • iSMA-B-24I                Multiprotocol i/o module with 24 Digital Input
  • iSMA-B-12O-H          Multiprotocol i/o module with 12 Digital Output

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Specification

Model:iSMA-B-24IiSMA-B-12O-H
Power Supply:DC: 24 V ± 20%, 1 W; AC: 24 V ± 20%, 3.2 VADC: 24 V ± 20%, 3.4 W; AC: 24 V ± 20%, 9 VA
Digital:Number of Inputs:24(24I)Number of Outputs12 (12O-H)
Type:Dry contact or fast pulse counterResistive load (AC1):3 A at 230 V AC, 3 A at 30 V DC
Maximum input frequency:100 Hz saved in the EEPROM memoryInductive load (AC3):75 VA at 230 V AC, 30 W at 30 V DC
Interface:RS485 half duplex, Modbus or BACnet, up to 128 devices on the bus
Address:Set by switch in the range from 0 to 99
Baudrate:Set by switch in the range from 4800 to 115200 bps
Ingress protection rating:IP20 - for indoor installation
Temperature:Operating: -10°C to +50°C (14°F to 122°F) Storage -40°C to +85°C (-40°F to +185°F)
Relative humidity:5 to 95% RH (without condensation)
Connectors:Separable, max 2.5 mm2 (18–12 AWG)
Dimensions:106.30 x 113.60 x 62.00 mm (4.19 x 4.47 x 2.44 in)Without HOA: 106.30 x 113.60 x 62.00 mm (4.19 x 4.47 x 2.44 in); With HOA: 106.30 x 113.60 x 70.00 mm (4.19 x 4.47 x 2.76 in)
Mounting:DIN rail mounting (DIN EN 50022 norm)
Housing material:Plastic, self-extinguishing PC/ABS

Feature

  • MAXimum benefits of different sets of I/Os
  • BACnet MS/TP, BACnet Slave, and Modbus RTU/ASCII, selected with a DIP switch
  • RS485 communication port, half-duplex
  • Digital inputs work as fast counters up to 100 Hz
  • Digital outputs 230 V AC max. 3 A allow for a direct control without additional relays
  • LEDs indicate the status of inputs and outputs
  • Simple and fast addressing from 0 to 99 using rotary switches
  • BTL certified

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