2 dew point accuracy, 11 accessories, Dew point accuracy – ROTRONIC HF8 User Manual
Page 34: Accessories, E-m-hf8-v2_10
E-M-HF8-V2_10
Rotronic AG
Bassersdorf, Switzerland
Document code
Unit
HygroFlex HF8 Humidity Temperature
Transmitter: User Guide
Instruction Manual
Document Type
Page 34 of 35
Document title
© 2012; Rotronic AG E-M-HF8-V2_10
Digital interface options
HF8
Interface options
RS-485
USB and RS-485
Ethernet (wired) and RS-485
Ethernet with PoE
Service connector
HF8
Interface type
UART
(Universal Asynchronous Receiver Transmitter)
Maximum service cable length
5 m (16.4 ft)
General specifications
HF8
Optional display
LC, 1 or 2 decimals resolution, backlight, trend and alarm indication
Probe material
Polycarbonate
Probe dust filter material
Polyethylene
Housing material
ABS
Housing protection grade
IP 65 (except models with USB or Ethernet interface)
Physical dimensions
See Models
Weight
540 g (1 lb 3 oz) – depends on model
Conformity with standards
HF8
CE / EMC immunity
EMC Directive 2004/108/EG: EN 61000-6-1: 2001, EN 61000-6-2: 2005
EN 61000-6-3: 2005, EN 61000-6-4: 2001 + A11
Solder type
Lead free (RoHS directive)
Fire protection class
Corresponds to UL94-HB
FDA / GAMP directives
compatible
Environmental limits
HF8
Storage and transit
-50…+70 °C / -20...+70 °C (models with display), 0…100 %RH, non condensing
Operating limits at electronics
-40 … +85 °C / -10….60 °C (models with display), 0…100 %RH, non condensing
Temperature limits at probe
Depends on probe model
Maximum humidity at sensor
100 %RH up to 80 °C (176 °F)
75 %RH at 100 °C (212 °F)
45 %RH at 125 °C (260 °F)
15 %RH at 150 °C (302 °F)
Maximum air velocity at probe
20 m/s (3,935 ft /min)
Critical environments
Humidity sensor: as per DV04-14.0803.02 - Critical chemicals
10.2 Dew point accuracy
See document E-M-HC2 Probes > Dew point accuracy
11 Accessories
For accessories and parts such as the HW4 configuration software, service cables, calibration accessories
and spare dust filters, please see document E-M-HC2-accessories