simatic s7-300 - megaelektrik.net

SIMATIC S7-300
Digital modules
SM 323/SM 327 digital input/output modules
■ Technical specifications (continued)
6ES7 323-1BH01-0AA0 6ES7 323-1BL00-0AA0 6ES7 327-1BH00-0AB0
4
Diagnostic display LED
- Status display digital output
(green)
- Status display digital input
(green)
Insulation
Yes Yes Yes
Yes Yes Yes
• Insulation tested with 500 V DC 500 V DC 500 V DC
Potentials/ electrical isolation
Digital output functions
- between the channels Yes Yes No
- between the channels,
8 8
in groups of
- between the channels and the
backplane bus
Yes; Optocoupler Yes; Optocoupler Yes; Optocoupler
Digital input functions
- between the channels Yes Yes No
- between the channels,
8 16
in groups of
- between the channels and the
backplane bus
Yes; Optocoupler Yes; Optocoupler Yes; Optocoupler
Permissible potential difference
• between different circuits 75 V DC/ 60 V AC 75 V DC/ 60 V AC 75 V DC/ 60 V AC
Dimensions and weight
• Weight, approx. 220 g 260 g 200 g
• Width 40 mm 40 mm 40 mm
• Height 125 mm 125 mm 125 mm
•Depth 120 mm 120 mm 120 mm
4/54 Siemens ST 70 · 2005