Rotronic HC2 Instrukcja Użytkownika Pobierz pdf (Strona 18)

E-M-HC2-accessories_24

Rotronic AG

Bassersdorf, Switzerland

Document code Unit

Accessories and Parts

for probes, indicators and transmitters

Instruction Manual

Document Type

Page

18 of 23

Document title

Specifications

Temperature limits

-40…85°C

Built-in resistor for terminating main data line 240 Ohm, can be connected or disconnected with a

jumper

Connection type

T2 or T3

7.3.1 Principle diagram

Junction box AC3021 allows the following connections:

D +: TX+ / RX+ (RS-485 bidirectional)

D - : TX- / RX- (RS-485 bidirectional)

V + : Supply voltage (+) via RS-485 data line

GND: Supply voltage (-) via RS-485 data line

Shield: RS-485 data line shield

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Rotronic HC2 Instrukcja Użytkownika Strona 18