E-M-HP22-V1_21
Rotronic AG
Bassersdorf, Switzerland
Document code
Unit
HygroPalm HP22 hand-held indicator:
User Guide
Instruction Manual
Document Type
Page
14
of 16
Document title
© 2009-2010; Rotronic AG E-M-HP22-V1_21
7
Technical data
7.1 Specifications
General
HP22
Device type
Humidity-temperature hand-held indicator with one probe input (HygroClip 2)
Battery type
9 V alkaline
Low battery indication
Yes
Humidity and temperature
measurement
See document
E-M-HC2 Probes
>
Specifications
Calculated parameters
HP22
Psychrometric calculations
Dew point (Dp) above and below freezing
Frost point (Fp) below freezing and dew point above freezing
Wet bulb temperature (Tw)
Enthalpy (H)
Vapor concentration (Dv)
Specific humidity (Q)
Mixing ratio by weight (R)
Vapor concentration at saturation (Dvs)
Vapor partial pressure (E)
Vapor saturation pressure (Ew)
Start-up time and data refresh rate
HP22
Start-up time
3 s (typical)
Data refresh rate
1 s (typical)
Service connector
HP22
Interface type
UART
(Universal Asynchronous Receiver Transmitter)
Maximum service cable length
5 m (16.4 ft)
General specifications
HP22
Display
LC, 1 or 2 decimals resolution, backlight, trend, alarm and low battery indication
Probe material
Polycarbonate
Probe dust filter material
Polyethylene
Housing material
ABS
Housing protection grade
IP 40
Overall dimensions
270 x 70 x 30 mm (10.63 x 2.76 x 1.17
”)
Probe dimensions
80 x 15 mm (3.15 x 0.59”)
Weight
About 198 g (7.0 oz)
Conformity with standards
HP22
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)
FDA / GAMP directives
compatible
