SNAP Serial Communication Modules

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Opto 22 • 43044 Business Park Drive • Temecula, CA 92590-3614 • www.opto22.com

SALES 800-321-6786 • 951-695-3000 • FAX 951-695-3095 • sales@opto22.com • SUPPORT 800-835-6786 • 951-695-3080 • FAX 951-695-3017 • support@opto22.com

© 2006–2015 Opto 22. All rights reserved. Dimensions and specifications are subject to change. Brand or product names used herein are trademarks or registered trademarks of their respective companies or organizations.

Specifications

Baud rates

300–115,200*

Channel-to-channel isolation

Logic supply voltage

5.0 VDC

Logic supply current

250 mA DC

Number of ports per module

2 (1 if SNAP-SCM-485-422 in 4-wire mode)

Max. number of modules per

rack**

8

Maximum cable length, point-to-

point (SNAP-SCM-232)

50 feet

Maximum cable length, multidrop

(SNAP-SCM-485-422)

1,000 feet at 115,200 Kbd

Processor compatibility

SNAP PAC R-series controllers and SNAP

PAC EB brains, both standard wired and

Wired+Wireless models.

Also SNAP-B3000-ENET, SNAP-ENET-RTC,

SNAP-ENET-S64, SNAP-UP1-ADS, and

SNAP-UP1-M64.

Operating temperature

-20 to 70 °C

Storage temperature

-30 to 85 °C

Torque, hold-down screws

4 in-lb (0.45 N-m)

Torque, connector screws

5.26 in-lb (0.6 N-m)

Agency Approvals

CE, FM, RoHS, DFARS

Warranty

30 months

* Module performance is limited by the number of serial modules on the SNAP

rack. Each rack backplane provides approximately 2.5 Mbps of bandwidth.

** Maximum number of modules per rack assumes an Opto 22 SNAP power sup-

ply and SNAP rack.

LED

Indicates

1

TX port A

2

TX port B

3RX port A

4RX port B