Table 13- 10 Technical Specifications - Siemens SIWAREX WP251 Manual

Technical specifications
13.1 Technical specifications
Real-time clock
Table 13- 7
Accuracy at 25 °C
Buffered period
RS485 interface
Table 13- 8
Standard
Baud rate
Data bits
Parity
Stop bits
Terminating resistors (can be activated)
Electrical isolation
Transfer protocol
Cable length
Ethernet
Table 13- 9
Standard
Transmission rate
Electrical isolation
Transfer protocol
Autonegotiation
Auto MDI-X
Cable lengths
Dimensions and weights

Table 13- 10 Technical specifications:

Dimensions W x H x D
Weight
206
Technical specifications: Real-time clock
Technical specifications: RS485 interface
Technical specifications: Ethernet
Cat-5e UTP cable
•
(unshielded)
Cat-5e SF/UTP
•
cable (shielded)
± 60 s/month
typ. 10 days at 25 °C
min. 6 days @40 °C
EIA-485
up to 115 kbps*
7 or 8
even | odd | none
1 or 2
390 Ω / 220 Ω / 390 Ω
500 V AC
ASCII for remote display from Siebert and Mod-
bus RTU)
≤ 115 kbps max. 1 000 m
(fieldbus cable 2-wire, shielded, e.g. 6XV1830-
0EH10)
IEEE 802.3
10/100 Mbps (determined automatically)
1 500 V AC
TCP/IP, Modbus TCP
(see /1/)
Yes
Yes
max. 50 m
max. 100 m
70 x 100 x 75 mm
300 g
Manual, 12/2015, A5E37203357A
SIWAREX WP251