iSMA MINI 4U4A-H Input/Output Module

4x Universal Inputs (4UI)

All universal inputs have 16-bit resolution which support the following types of inputs:

• Temperature input support the following types of sensors: 10K3A1, 10K4A1, Carel 10K, 20K6A1, 2.2K3A1, 3K3A1, 30K6A1, SIE1, TAC1, SAT1, Pt1000, Ni1000
  For sensor Pt1000 and Ni1000 use only 16bit resolution
• Voltage input 0-10 V DC: input resistance 100 kΩ accuracy ±0,1% measurement resolution 3 mV @ 12bit and 1 mV @ 16bit
• Current input 0-20 mA
• Resistive input 0-1000 kΩ: measurement resolution for 20 kΩ load 20 Ω @ 12bit and 1 Ω @ 16bit
• Dry contact input

4x Analog Outputs (4AO)

All analog outputs are equipped with 12bit ADC provides 10 mV resolution and accuracy less than ±0,5%. They support the following output types:

• • Output 0-10 V DC maximum load up to 20 mA
  • PWM: 0,01 Hz, 0,1 Hz, 1 Hz, 10 Hz, 100 Hz

Platform

• • Cortex-M3

Communication

• • Interface RS485 half duplex
  • Up to 99 devices on the bus
  • Protocols: Modbus or BACnet
  • Baud rate: 2400 to 115200 bps

Power supply

• • • 24 V AC/DC

Housing

• • • Dimension: 35x110x62 mm
    • Construction: plastic, self-extinguishing (PC/ABS)
    • DIN rail mounting (DIN EN 50022 norm)
    • Cooling: internal air circulation

Environments

• • Operating temperature: -10°C to 50°C
  • Storage temperature: -40°C to 85°C
  • Relative humidity: 5 to 95%, no condensation
  • Ingress Protection Rating: IP40 – for indoor installation