SCM-38I Series

SCM-38I Series

Serial Converter Module(RS232C↔RS485 convertable)
RS232C/RS485 converter SCM-38I is a data communication converter creating optimal Tx-Enable signal for set protocol automatically. This converter can transfer signals up to 1.2km and realizes improved safety with insulted design. This model is also able to connect up to 31 communication devices for user convenience.
Category:
  • Description
  • Reviews (0)

Description

Main features

● Built-in surge protection circuit
● The insulation type of signal line(Insulating RS232C and RS485)
● Create Tx-Enable signal automatically

Specification Table

Model SCM-US SCM-38I SCM-US48I
Power supply 5VDC USB bus Power※1 12-24VDC± 10% 5VDC USB bus Power
Power consumtion Max. 1W Max. 1.7W Max. 1W
Maximum communication speech 1,200 to 115,200bps(Recommended : 9,600bps)
Communication type Half duplex type
Available communication distance 1.5m(not extension) Max. 1.2km USB: Max. 1m ±30% RS485: Max. 1.2km
Multi-drop Max. 31 multi-drop
Protocol※2 Data bit 5 to 8 data bits
Stop bit 1 or 2 stop bits
Parity bit None/Odd/Even
Connection type USB: A type connector RS232: D-sub 9Pin B type connector
Earphone jack(4 pole stereo phone plug) RS485: 4-wire screw terminal(2wire communication type)
Isolation type Non-isolation Isolation
Dielectric strength • Between terminals and case: 200VAC 50/60Hz for 1 min.
• Between RS232C and RS485: 2500VAC 50/60Hz for 1 min.
• Between terminals and case: 200VAC 50/60Hz for 1 min.
• Between USB and RS485: 2500VAC 50/60Hz for 1 min.
Insulation resistance Min. 100MΩ(at 500VDC megger)
Noise strength ±500V the square wave noise(pulse width: 1㎲) by the noise simulator
Vibration Mechanical 0.75mm amplitude at frequency of 10 to 55Hz in each of X, Y, Z directions for 1 hour
Malfunction 0.5mm amplitude at frequency of 10 to 55Hz in each of X, Y, Z directions for 10 minutes
Shock Mechanical 300m/s2 (approx. 30G) in each of X, Y, Z directions for 3 times
Malfunction 100m/s2 (approx. 10G) in each of X, Y, Z directions for 3 times
Environ -ment Ambient temperature -10 to 55°C, storage: -20 to 60°C
Ambient humidity 35 to 85%RH, storage: 35 to 85%RH
Approval CE
Accessory USB 2.0 AB type connector (length: 1m)
Unit weight Approx. 41 g Approx. 46g Approx. 34.5g

※1: USB bus power is supplied from PC or USB host controller.
※2: Protocol and communication speed are set by Hyper terminal. DAQMaster, ParaSet, Modbus Poll.
When communicating with Autonics products, set communication speed to 9,600bps.
※There might be some differences in the specification above depending on PC environment.
※Environment resistance is rated at no freezing or condensation.

Reviews

There are no reviews yet.


Be the first to review “SCM-38I Series”