E-M-HF63_65-V1_11
Rotronic AG Bassersdorf, Switzerland
Document code
Unit
Instruction Manual
Document Type
HygroFlex HF63/HF65 Humidity Temperature Transmitters: User Guide
Document title
Page 2 of 34
© 2008; Rotronic AG E-M-HF63_65-V1_11
Table of contents
1
Overview .............................................................................................................................................. 3
2
Models.................................................................................................................................................. 4
2.1
Ordering codes ................................................................................................................................. 4
2.2
Mechanical configurations and dimensions ...................................................................................... 8
2.3
Display and keypad option ............................................................................................................... 8
3
General description............................................................................................................................. 9
3.1
Power supply .................................................................................................................................... 9
3.2
Measured parameters ...................................................................................................................... 9
3.3
Calculated parameters ..................................................................................................................... 9
3.4
Analog output signals (HF63) ........................................................................................................... 9
3.5
Digital interface (HF65)................................................................................................................... 10
3.6
Service connector........................................................................................................................... 11
3.7
Sensor protection (dust filter).......................................................................................................... 11
3.8
Direct RTD option (HF63)............................................................................................................... 11
4
User configurable settings and functions.......................................................................................12
4.1
Function overview........................................................................................................................... 12
4.2
Factory default settings .................................................................................................................. 13
5
Mechanical installation ..................................................................................................................... 14
5.1
General guidelines.......................................................................................................................... 14
5.2
HF6 enclosure ................................................................................................................................ 15
5.3
Installation of the enclosure and probe........................................................................................... 15
6
Electrical installation ........................................................................................................................ 16
6.1
General wiring guidelines ............................................................................................................... 16
6.2
Guidelines for RS-485 wiring (HF65).............................................................................................. 17
6.3
Cable grip and cable specifications ................................................................................................ 17
6.4
Wiring ............................................................................................................................................. 18
7
Operation ........................................................................................................................................... 21
7.1
Minimum load requirements for the HF63 with voltage outputs ...................................................... 21
7.2
HF63 transmitters (analog outputs) ................................................................................................ 22
7.3
HF65 (digital output) ....................................................................................................................... 22
7.4
Internal menu (optional keypad and display) .................................................................................. 23
7.5
Displayed parameters (optional keypad and display) ..................................................................... 24
8
Maintenance ...................................................................................................................................... 24
8.1
Service cable .................................................................................................................................. 24
8.2
Location of the service connector (mini USB type) ......................................................................... 25
8.3
Periodic calibration check............................................................................................................... 25
8.4
Cleaning or replacing the dust filter ................................................................................................ 26
8.5
Validation of the output signals transmission..................................................................................26
9
Firmware updates.............................................................................................................................. 26
10
Technical data ................................................................................................................................... 27
10.1
Specifications ................................................................................................................................. 27
10.2
Dew point accuracy ........................................................................................................................ 30
11
Accessories ....................................................................................................................................... 31
11.1
Configuration and communication software.................................................................................... 31
11.2
Service cables ................................................................................................................................ 31
11.3
Mounting hardware......................................................................................................................... 32
11.4
Calibration accessories .................................................................................................................. 32
11.5
Dust filters for wall mount models................................................................................................... 32
11.6
Dust filter parts for duct mount and cable probe models ................................................................ 33
12
Supporting documents ..................................................................................................................... 34
13
Document releases ........................................................................................................................... 34
