Littelfuse CIO-MB, CIO Series, Communication link to PLC/SCADA/ Monitoring Systems, 1-SPDT, 1-SPST, 12-24VDC

In stock
SKU: CIO-MB
Regular price $588.98
Rated voltage
Contact Code

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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.

Pre-order 6-8 Weeks

Functional Specifications  
Remote Reset (for use with optional 777 Series) Normally open pushbutton rated 24VDC, 10mA (min.)
Power Requirements:
Voltage 24VDC +10%
Current 95mA (max.) 70mA (typical)
Power 2.28 W (max.) 1.7 W (typical)
Ethernet Controller IEEE 802.3
Capability 10Base-T
Input Characteristics General Purpose (4)
Voltage Range: 12-24VDC
Current  2mA (typical)
Output Characteristics
SPDT (1), SPST (1) Pilot Duty 480VA & 240VAC, B300
General Purpose 5A @ 240VAC
General Characteristics
Ambient Operating Temperature -20° to 70°C (-4° to 158°F)
Terminal (depluggable terminal block)
Torque 3 in.-lbs. (max.)
Wire AWG 12-20 AWG
Class of Protection IP20, NEMA 1 (finger safe)
Relative Humidity 10-95%, non-condensing per IEC 68-2-3
Standards Passed
Electrostatic Discharge (ESD) IEC 61000-4-2, Level 3, 6kV contact, 8kV air
Radio Frequency Immunity, Radiated 150 MHz, 10V/m
Fast Transient Burst IEC 61000-4-4, Level 3, 4kV input power
Hi-Potential Test Meets UL508 (2 x rated V + 1000V for 1 min)
Surge Input Power                 IEC 61000-4-5, Level 1
Inputs/Data Lines       IEC 61000-4-5, Level 2
Safety Marks UL                 UL508 (File #E68520)
CSA              C22.2 (File #46510)
CE                 IEC 60947-6-2
Enclosure Polycarbonate
Dimensions H 86.36 mm (3.40”)
W 25.40 mm (1.00”)
D 138.68 mm (5.46”)
w/depluggable connectors)
Weight 0.25 lb. (4 oz., 113.4 g)
Mounting Methods DIN Rail or surface mount (w/two #8 screws)