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SCM-US48I (SERIAL CABLE(ENG) Autoincs Converters

SCM-US48I (SERIAL CABLE(ENG) Autoincs Converters

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SCM-US48I (SERIAL CABLE(ENG) Autoincs Converters

Serial communication converter module SCM-US48I allows RS485 connection (1:N connection) among devices such as PC, PLC and touch panels. through USB port. It is possible to transmit signals to max. 1.2km and realizes improved safety with insulted design. In addition, it connects between devices without external power supply to satisfy customers’ needs.

Main features

* Available to transmit signals to max. 1.2km by converting USB signal to RS485 signal
* Realizing electrical insulation(2500V RMS) between USB port and RS485 port through RS485 transceiver
* Improved safety and durability with built-in protection circuit
* Easy connections between devices with bus power supplied from USB host controller without external power supply
* Offering USB 2.0 A/B type cable with built-in ferrite core for noise reduction
* Various operating systems supported (Window 98, 98SE, ME, 2000, Server 2003, XP, Vista, Windows 7)
* User friendly features through compatibility with USB 1.1 and USB 2.0 


Applications



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.



Dimensions




Connections




User's Guide




Caution for your safety