Features & Specifications

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

Part: 520M | Model: SeaI/O-520M

Features

• RS-485 Modbus RTU interface

• 8 optically isolated inputs

• 8 SPDT high-current Form C relays

• Removable screw terminals simplify field wiring

• Input power via terminal block or modular connector

• DIN rail or table mount

• Sealevel SeaMAX software supports Microsoft Windows and Linux

operating systems

Specifications

Family

SeaI/O

Contact Current AC

6A max.

Contact Current DC

30 VDC @ 5A max

Contact Operate Time

10ms max.

Contact Release Time

10ms max.

Contact Voltage

250VAC30VDC

Digital I/O

Form C Relay Outputs, Isolated Inputs

Dimensions

7.5 (L) x 5.1 (W) x 1.3 (H)

Extended Temperature

Call for Options

Humidity Range

10 – 90% Relative Humidity, Non-

Condensing

Input Isolation

300V

Input Range

5-30 VDC

Host Interface(s)

RS-485

Number of Inputs/

Outputs

8 Inputs 8 Outputs

Operating Temperature

0°C to 70°C (32°F to 158°F)

# of Ports

8/8

Power Requirement

9-30 VDC @ 3.5W

RoHS Compliant

Yes

Storage Temperature

-50°C to 105°C (-58°F to 221°F)

Switching Capacity

5 VDC @ 100mA min.

sealevel.com

+1 864.843.4343

SL9609 G22