Siemens S5-135U/155U - Manual (Page 290)

6-28
System Manual
C79000-G8576-C199-06
6.6 Technical Specifications of the Coordinators
Important for the USA and Canada
The following approvals have been obtained:
S
UL Listing Mark
Underwriters Laboratories (UL) to Standard UL 508, Report E 85972
S
CSA Certification Mark
Canadian Standard Association (CSA) to Standard C 22.2 No. 142,
Report LR 63533
923A Coordinator 923C Coordinator
Degree of protection IP 00
Operating temperature 0 to +55
_C
Transportation and storage
temperature 40 to +70
_C
Relative humidity 95% max. at +25
_C, no condensation
Operating altitude 3500 m max. above sea level
Supply voltage 5 V
$ 5%
5 V
$ 5%
24 V +25%/ –15%
Current consumption at 5 V 0.5 A typical 1.1 A typical
Current consumption at 24 V – 60 mA
Minimum backup voltage 2.7 V
Backup current 100 nA typical 2
mA typical
Acknowledgement time for
access to communication
memory via S5 Bus 320 ns typical
Transmission rate of the serial
interface – 9600 bps
Transmission cable – Shielded 4-wire line, PG
connecting cable
Transmission range – 1 km max. at 9600 bps
Weight Approx. 0.3 kg
Dimensions (W x H x D) 20.32 x 233.4 x 160 mm
Multiprocessor Operation/Coordinators