AR257/RS485 Converter: CO2, temperature and humidity; Usup: 9÷36VDC; 0÷50°C

• Supply voltage — 9V…36V
• Operating temperature — 0°C…50°C
• Supply voltage AC — 9V AC…28V AC
• Supply voltage DC — 9V DC…36V DC
• Temperature measuring range — 0°C…50°C
• Kind of output 1 — RS485 Modbus RTU
• Body dimensions — 94x137x35mm
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• Measuring range — 0...10000ppm (CO2)
• Mounting — for wall mounting
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• Manufacturer — APAR
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