SNAP-SCM-485-422 OPTO 22, SNAP-SCM-485-422 Datasheet - Page 2

• Manufacturer Part Number: SNAP-SCM-485-422
• Description: I/O Module
• Manufacturer: OPTO 22

Specifications of SNAP-SCM-485-422

• Leaded Process Compatible: No
• Peak Reflow Compatible (260 C): No
• No. Of Channels: 2
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

PAGE
2
Specifications
Opto 22 • 43044 Business Park Drive • Temecula, CA 92590-3614 • www.opto22.com
SALES 800-321-6786 • 951-695-3000 • FAX [phone] • [e-mail] • SUPPORT 800-835-6786 • 951-695-3080 • FAX [phone] • [e-mail]
© 2006–2011 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.
Baud rates
Channel-to-channel isolation
Logic supply voltage
Logic supply current
Number of ports per module
Max. number of modules per
rack**
Maximum cable length, point-to-
point (SNAP-SCM-232)
Maximum cable length, multidrop
(SNAP-SCM-485-422)
Processor compatibility
Operating temperature
Storage temperature
Torque, hold-down screws
Torque, connector screws
Agency Approvals
Warranty
* 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.
300–115,200*
750 V
5.0 VDC
250 mA DC
2 (1 if SNAP-SCM-485-422 in 4-wire mode)
8
50 feet
1,000 feet at 115,200 Kbd
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.
0 to 70 °C
-30 to 85 °C
4 in-lb (0.45 N-m)
5.26 in-lb (0.6 N-m)
CE, FM, RoHS, DFARS
30 months
RMS
SNAP Serial Communication Modules
LED Indicates
1
2
3
4
RX port A
TX port A
TX port B
RX port