CIO-120-MB - CIO-MB Series

Series: CIO-MB Questions? Contact Littelfuse Support
Littelfuse Communication Adapters
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The CIO-MB/CIO-120-MB Modules are convenient and cost-effective Modbus-RTU interfaces capable of providing discrete control and monitoring of an overload relay over a Modbus network.
Property (Mouseover for details) Value
Input Voltage (V) 90 to 130VAC
Input Tolerance (%) ±10%
Maximum Input Power 2.28W (max.); 1.7W (typical)
Input AC Line Frequency (Hz) 50/60Hz
Input Current Range (A) Input: 95mA (max.) 70mA (typical); Digital input: 2mA (typical)
Output Form 1 - SPDT 1 - SPST
Output Load Rating (VA) Pilot Duty: 480VA @ 240VAC B300; General Purpose: 5A @ 240VAC
Surge Protection Input Power: IEC 61000-4-5 Level 1; Inputs/Data Lines: IEC 61000-4-5 Level 2
Protection Class IP20 NEMA 1 (finger safe)
Communications Interface Modbus
Termination Type Torque: 3in-lbs; Wire: 12-20AWG
Mounting Method DIN rail or surface mount (w/two #8 screws)
Operating Temperature -20° to 70°C (-4° to 158°F)
Storage Temperature (F/C) -40° to 80°C (-40° to 176°F)
Humidity 10-95% non-condensing per IEC 68-2-3
Dimensions 2.08 in H x 2.78 in W x 0.77 in D (52.8 x 70.6 x 19.6 mm)
Weight (lbs/g) 0.25 lb. (4 oz. 113.4 g)