Omron NT20S-ST121B-EV3 User Manual page 52

Connecting Link Adapters and RS-422A Converters
Item
Dielectric strength
Operating environment
Vibration resistance
Shock resistance
Communications Specifications (RS-232C Interface)
Item
Baud rate
Transmission distance
Connector
Communications Specifications (RS-422A/485 Interface)
Item
Baud rate
Transmission distance
Terminal block configuration
Specification
1,500 VAC for 1 minute between the RS-422A termi-
nal signal lines and the FG terminal
Leakage current: 10 mA max.
No corrosive gases
Conforms to JIS C0911, 60 minutes each in X, Y, and
Z directions
Conforms to JIS C0912, 147 m/s
Y, and Z directions
Specification
115.2k bps max.
2 m max.
9-pin D-SUB connector (female)
Specification
115.2k bps max. (depends on the RS-232C baud
rate)
500 m max.
8-terminal detachable terminal block, M3.0
Section 2-3
2
, 3 times each in X,
31