Extech Instruments RH101, EA20, EA25, SD500, SD700 Catalog Page
8787
Humidity, Temperature, & Barometric Pressure Meters/Dataloggers
RH101 Hygro-
Thermometer + IR
Humidity, Air Temperature
plus IR for non-contact
Temperature measurements
• Large backlit LCD dual display
• Primary and Secondary
displays: Primary display
is user selectable for IR or
Humidity; Secondary displays
ambient temperature
• InfraRed thermometer has
built-in laser pointer, 8:1
distance to target ratio,
and fixed 0.95 emissivity
• Auto power off, MAX
and Data Hold
• Remote humidity sensor
with 39" (1m) coiled cable
measures both humidity
and ambient temperature
• Over-range indication
• Complete with built-in
stand, holster, Humidity/
Temperature probe, 9V
battery, and carrying case
EA20/EA25
EasyView® HygroThermometer and
Datalogger
Stores up to 99 or 15,000
readings
• Dual display of Relative
Humidity, Temperature,
Dew Point and Wet Bulb
• Data Hold, Relative, & MAX/MIN
• Programmable power off timer
• Complete with stand, holster,
probe with 39" (1m) cable,
6 AAA batteries, and carrying
case; Model EA25 includes
Windows
®
compatible
software and cable
• Model EA20 - Stores up
to 99 manual readings
for display recall
• Model EA25 - Stores up
to 15,000 readings for PC
download; Programmable
Start/Stop datalogging
time and sample rate of
1 to 86,000 seconds
SD500/SD700
Humidity/
Temperature
Dataloggers
plus Barometric
Pressure
Records data on an SD card
in Excel
®
format
• Model SD500 - Dual LCD
displays Relative Humidity
and Temperature readings
• Model SD700 - Triple
LCD displays Barometric
Pressure, Temperature,
and Relative Humidity
• Datalogger date/time stamps
and stores readings on an
SD card in Excel
®
format
for easy transfer to a PC
• Selectable data sampling rate:
5 to 600 seconds or Auto
• Complete with 6 AAA batteries,
SD card, Universal AC Adaptor,
and mounting bracket
RH101 ÿ EA20 ÿ |þEA25 ÿ ÿ SD500 |þSD700 SPECIFICATIONS
Capacitance Capacitance Capacitance Sensor Type
10 to 95% 10 to 95% 10 to 90%RH Humidity
— -4 to 140°F (-20 to 60°C) — Dew Point
-4 to 140°F (-20 to 60°C) -4 to 140°F (-20 to 60°C) 32 to 122°F (0 to 50°C) Temperature (Air)
-58 to 932°F (-50 to 500°C) — — Temperature (IR)
——ÿNo |
þ
10 to 1100hPa; 7.5 to 825mmHg;
0.29 to 32.48 inHg
Barometric Pressure
±3.5%RH; ±2% or ±4°F/2°C (IR);
±3°F/2°C (Air)
±3%RH, ±1.8°F (±1°C) ±4%RH, ±1.8°F (±0.8°C) Basic Accuracy
0.1%, 0.1° 0.1%, 0.1°
þ
0.1%, 0.1°, 0.1 hPa, 0.1mmHg, 0.01inHg Max. Resolution
— ÿ No |
þ
Yes — PC Interface
— 99 readings / 15,000 readings Datalogs using 4GB SD memory card Datalogging
Yes Yes Yes CE approved
5.9x2.95x1.57" (150x75x40mm)/ 7oz (200g) 6x2.8x1.4" (152x72x35mm)/ 8.3oz (235g) 5.2x3.1x1.3" (132x80x32mm)/ 9.9oz (282g) Dimensions / Weight
1 year 1 year 1 year Warranty
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