User manual

RH520-EU_ENG V4.2 3/10
14
Specifications
Display Graphical LCD
Temperature Range/Accuracy 0.0 to 120.0
o
F (-17 to 50
o
C) / ±1.8
o
F (1
o
C)
-20.0 to 0
o
F (-28 to -17
o
C) / ±5.4
o
F (3
o
C)
120.0 to 140
o
F (50C to 60
o
C) / ±5.4
o
F (3
o
C)
Humidity Range/Accuracy 10 to 95%/±3.0% RH
Dew point temperature -28 to 60
°
C (-20.0 to 140.0
°
F)
Internal memory storage 49,152 complete reading sets
Sampling interval Selectable recording rate: 0.1(6 seconds) to 199.9
minutes
Graph scaling User selectable in 5
°
C, 5
°
F and 10% increments
Low battery indication 5-segment battery indicator
Alarm output 3.5mm Mono Phone Plug,
Maximum: 3.4mA @ 5 Vdc,
Minimum Output Voltage: 2.5 Vdc
Power supply Three (3) ‘AA’ batteries and AC adaptor (included)
DC4.5V 300mA, 3.5mm x 1.35 mm plug
Battery life 4 weeks typical, using alkaline batteries
Operating Temperature CONTROL MODULE and DISPLAY:
0 to 50
o
C (32 to 120
o
F)
SENSOR: -28 to 60
°
C (-20 to 140
°
F)
Operating Humidity CONTROL MODULE and DISPLAY:
90% RH max.
SENSOR: 95% RH max.
Dimensions 127 x 196 x 23mm (5.0 x 7.7 x 0.9")
Weight 357g (12.6oz)
Alarm Output
The alarm output can be used to power external warning or switching devices when
programmed alarm limits are reached.
Software
Software operational instructions are located on the software disc.
Copyright © 2008 Extech Instruments Corporation (a FLIR company)
All rights reserved including the right of reproduction in whole or in part in any form.
www.extech.com
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