E-m-hf5-v2_12 – ROTRONIC HF5 User Manual

Page 26

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E-M-HF5-V2_12

Rotronic AG
Bassersdorf, Switzerland

Document code

Unit

HygroFlex HF5 Humidity Temperature
Transmitters: User Guide

Instruction Manual

Document Type

Page

26 of 36

Document title

6.4.7

HF566

: 85…240 VAC supply voltage, digital output only

Terminal block diagram (analog outputs and digital option)

RS-485
RS485 + USB
RS-485 + Ethernet

USB or TCP/IP port: this port is optional

6.4.8

Grounding (all models)

We generally recommend grounding the (-) side of the power supply, especially if the electronics will be
subjected to a low humidity environment (35 %RH or less).

Terminals

Description

K6-1: -

►

Protective ground

K6-2

Power supply phase: 85 to 240
VAC

K6-3

Power supply neutral 85 to 240
VAC

Terminals

Description

K3-4: D-

RS-485 Bi-directional TX- / RX -

K3-3: D+

RS-485 Bi-directional TX+ / RX +

K3-2: GND

Ground (tied with other GND)

K3-1

Not Used

USB

TCP/I