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SeaI/O-420M-OEM
SeaI/O-420M-OEM

Part# 420M-OEM

(SeaI/O-420M-OEM)

RS-485 Modbus RTU Interface to 16 Isolated Inputs / 8 Form C Relay Outputs


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$199.00


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Control and monitor 16 optically isolated inputs and 8 Form C (SPDT) relay outputs with the SeaI/O-420M-OEM. Inputs can range from 5-30VDC, while the Form C relays provide switch closures up to 60VDC @ 2A. Inputs and outputs are grouped into four-bit segments that each share a common for easy wiring via removable 3.5mm terminal blocks. The SeaI/O-420M-OEM is powered from your 9-30VDC source, or select from a variety of Sealevel power supply options.

Communicate with the SeaI/O-420M-OEM using industry standard Modbus RTU protocol or use the Sealevel SeaMAX API software libraries from your application program. Sealevel's SeaMAX software drivers and utilities make installation and operation easy using Microsoft Windows and Linux operating systems.

Expand your I/O network with SeaI/O N-series products. SeaI/O OEM boards are available with Reed and Form C relays, optically isolated inputs, TTL interfaces, A/D and D/A functionality. Up to 246 additional expansion modules can be added using convenient pass-through connectors.

Sealevel Systems provides I/O solutions for connectivity technology. Sealevel's commitment to providing the best I/O solutions is reflected in the Lifetime Warranty that is standard on all Sealevel manufactured I/O products.
Brand/Family SeaI/O
Host Interface(s) RS-485
# of Ports 16/8
Digital I/O Isolated Inputs, Form C Relay Outputs
OEM Yes
RoHS Compliant Yes
Number of Inputs/Outputs 16 Inputs
8 Outputs
Input Isolation 300V
Input Range 5-30 VDC
Contact Voltage 60VDC max.
Contact Current 2A max.
Contact Operate Time 2ms max.
Contact Bounce Time 7ms max.
Contact Release Time 1ms max.
Power Requirement 9-30 VDC @ 2.0W
Operating Temperature 0 - +70C
Extended Temperature Call for Options
Storage Temperature -50 - +105C
Humidity Range 10 - 90% Relative Humidity, Non-Condensing
Dimensions 7.5 (L) x 5.0 (W) x 0.8 (H)
  • • RS-485 Modbus RTU interface
  • • 16 optically isolated inputs
  • • 8 SPDT Form C relays
  • • Removable screw terminals simplify field wiring
  • • Includes four 3/4 metal standoffs with nuts
  • • Input power via terminal block or modular connector
  • • Sealevel SeaMAX software supports Microsoft Windows and Linux operating systems






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