User Manual

optris CS – E2012-10-B
22
Direct connection to an RS232 interface on the computer
For a bidirectional RS232 connection of the sensor the following interface circuit can be used: MAX3381E
(manufacturer: Maxim):
Model CSv1/ CSMv1 CSv2 CSMv2 CSM2W/ CX
UART voltage (RxD) 5 V 3,3 V 3,3 V 3,3 V
UART voltage (TxD) 5 V 2,5 V 2,5 V 2,5 V
previous sensor versions:
CSv1 CS/ version 1 (→ 12/2010)
CSMv1 CSmicro/ version 1 (→ 09/2011)