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RS485 interface
Standard
Baud rate
Data bits
Parity
Stop bits
Terminating resistors (can be activated)
Electrical isolation
Transfer protocol
Cable length
Dimensions and weights
Dimensions
•
•
Mechanical requirements and data
Testing
Vibrational load during
operation
Shock load during opera-
tion
Vibration load during
transport
Shock load during
transport
Free fall
SIWAREX WP321
Manual, 07/2014, A5E33715669A-02
Width
Weight, approx.
Standards
IEC 61131-2
IEC 60068-2-6
Test Fc
IEC 61131-2
IEC 60068-2-27
Test Ea
IEC 60068-2-6
Test Fc
IEC 60068-2-27:
Test Ea
IEC 61131-2
IEC 60068-2-31:
Test Ec, procedure 1
12.1 Technical specifications
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 for HMI or third-party systems.
≤ 115 kbps max. 1 000 m
(fieldbus cable 2-wire, shielded, e.g. 6XV1830-
0EH10)
15 mm
31 g
Test values
5 to 8.4 Hz: 3.5 mm out.
•
8.4 to 150 Hz: 9.8 m/s
•
150 m/s
(approx. 15 g), half sine
•
2
5 to 8.4 Hz: 3.5 mm out.
•
8.4 Hz to 500 Hz: 9.8 m/s
•
250 m/s
(25G), half sine
•
2
In product packaging:
•
300 mm drop height
In shipping package:
•
1.0 m drop height
Technical data
(=1G)
2
2
109
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