AFRISO SonarFox UST 20, Руководство по эксплуатации

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SonarFox UST 20 AFRISO 14
Fig. 14: Electrical connection 4-20 mA
• +U to terminal (+)
• 0 V to terminal (-)
• Shield (only shielded cables) to termial
GND
In case of strong ambient electromagnetic interference, paralleling of conductors
with power distribution, or for the distribution to distance over 30 m, we recommend
using shielded cable.
Inside view of screw terminals
• A = Metal clip
• B = Display unit connector
• C = Terminal block
Fig. 15: Electrical connection Modbus
+ A B IS
GND
ON
120
• +U to terminal (+)
• 0 V to terminal (-)
• Shield (only shielded cables) to termial
GND
• Communication wires A
• and B of the line RS-485 (for version "M"
- Modbus) are connected to the terminals
A and B.
During electrical installation, measures must also be taken to reduce the effects
of static electricity to a safe level.
The product must be installed in accordance with EN 60079-14 in potentially
explosive atmospheres (Electrical installations for explosive gaseous atmos -
pheres - Part 14).
A
B
C
Display unit connector
Terminal blocks
Metal clip
Switch 120 Ω