Features & Specifications

RS-485 Modbus RTU Interface to 32 Reed Relay Outputs

Part: 440M | Model: SeaI/O-440M

Features

• RS-485 Modbus RTU interface

• 32 SPST Form A Reed relays

• Removable screw terminals simplify field wiring

• Input power via terminal block or modular connector

• DIN rail mount or table mount

• Sealevel SeaMAX software supports Microsoft Windows and Linux

operating systems

Specifications

Family

SeaI/O

Contact Bounce

Time

0.5ms max.

Contact Operate

Time

0.5ms max.

Contact Release

Time

0.2ms max.

Contact Voltage

60VDC max.

Digital I/O

Reed Relay Outputs

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

Host Interface(s)

RS-485

Number of Inputs/

Outputs

32 Outputs

Input Impedance

6.2 K Ohms (in series)

Host Interface(s)

Ethernet

Operating

Temperature

0°C to 70°C (32°F to 158°F)

# of Ports

32

Power Requirement

9-30 VDC @ 2.5W

RoHS Compliant

Yes

Storage

Temperature

-50°C to 105°C (-58°F to 221°F)

sealevel.com

+1 864.843.4343

SL9604 G22