ROTRONIC HF5 - Manual (Page 26)

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
© 2009-2013; Rotronic AG E-M-HF5-V2_12
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
o
r
TCP/I
P