General PTH8708 User manual

GENERAL TOOLS
& INSTRUMENTS™
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PTH8708 User’s Manual
Specifications subject to change
without notice
©2015 GENERAL TOOLS & INSTRUMENTS
NOTICE - WE ARE NOT
RESPONSIBLE FOR
TYPOGRAPHICAL ERRORS.
MAN#PTH8708 05/08
PTH8708
USER’S MANUAL
DIGITAL
TEMPERATURE/
HUMIDITY
PEN
Ideal for: HVAC, Hospitals, Laboratories,
Computer Rooms, Paper Mills, General Use,
Wood & Furniture Industry, Industrial,
Printing, Nurseries, Film Processing,
Greenhouses, Tobacco Industry
FEATURES:
• Simultaneous Display of Temperature
and Humidity
• °F/°C Switch
• Auto Power Off:
Approximately after 20 minutes
• MIN/MAX Memory
• RESET Switch
• HOLD Switch
• Pocket-sized • Belt or Pocket Clip
SPECIFICATIONS:
• Range: 14° to 122°F (-10° to 45°C)
• Humidity Range: 5 to 95% RH
• Accuracy: ±3% from 10 to 90%RH
at 77°F (25°C); ±5% from 5 to 10%RH
and from 90 to 95%RH
• Resolution: 0.1°F/0.1°C
• Sensor: Electronic Capacitance
Polymer Film Sensor
• Power Source: 1 “CR2032” battery (included)
• Battery Life: 150 hours
• Dimensions: 6.9" x 1.7" x 0.6"
(175 x 42 x 16 mm)
• Weight: 1.6 oz (45 g)
• Color: Dark Gray
PTH8708 Manual 050815 FINAL Page 1

NORMAL MEASUREMENT:
1. Turn meter on by pressing “ON/OFF” button.
2. Press “C/F” key to convert reading to
desired range. Both temperature and
relative humidity measurement will
display simultaneously.
MIN/MAXFUNCTION:
1. Press and hold “MIN/MAX” button until
(MIN) appears on display. Display is now
showing minimum humidity and temperature
reading in memory.
2. Press and hold “MIN/MAX” button again
until (MAX) appears on display. Display is
now showing maximum humidity and
temperature readings in memory.
3. To return to current temperature and
humidity readings, press and hold
“MIN/MAX” button until (MIN) or (MAX)
disappears from display.
4. To clear current “MIN” and “MAX” reading
from memory, press and hold “RESET”
button until entire display flashes.
DATE HOLDFUNCTION:
1. Press “HOLD” button until (HLD) appears
in display. The current reading is now
being held and will not change until
“HOLD” function is cancelled.
2. Press “RESET” button to cancel the
“HOLD” function. The Hold function
can be used for temperature, humidity,
dew-point and wet bulb.
AUTOPOWER OFF:
1. Unit will turn itself off after 20 minutes.
(Sleep mode)
2. To override Auto Power Off function
(Non-Sleep Mode) press “ON/OFF” and
“MIN/MAX” button simultaneously.
After the full display appears release
“ON/OFF” button, the display will show
“n” in left side. When “n” appears, then
release “MIN/MAX” button. Unit will now
be in Non-sleep Mode.
CHANGINGTHEBATTERY:
1. Use a coin to turn off the battery cover.
2. Put the battery whose “+” faces out
into the battery compartment, place the
battery cover back and lock it.
NOTE:
Remember low batteries will tend
to give inaccurate readings, so make sure
you have good batteries.
Please do not immerse probe into liquids
as this will cause permanent damage
to the sensor.
PTH8708 Manual Page 2 060815