Manual

Waterproof pH Testing Pen
Specifications - Installation and Operating Instructions
Bulletin TE-WPH2
T
M
DWYER INSTRUMENTS, INC. Phone: [phone] www.dwyer-inst.com
P.O. BOX 373 • MICHIGAN CITY, INDIANA 46360, U.S.A. Fax: [phone] e-mail: [e-mail]
SPECIFICATIONS
Range: pH: 0 to 14; Temperature: 32 to 122 F (0 to 50 C).
A
ccuracy: WPH2-10: ±0.2 pH, ±1°C, WHP2-20: ±0.05 pH, ±0.5°C.
D
isplay: 30 mm H x 18 mm LCD dual display.
R
esolution: WPH2-10: 0.1 pH, 0.1°C/°F, WPH2-20: 0.01 pH, 0.1°C/°F.
Operating Temperature Limits: 32 to 122°F (0 to 50°C).
Storage Temperature Limits: 32 to 140°F (0 to 60°C).
Humidity Limits: <90%.
Power Requirements: (4) 1.5 V LR44 alkaline batteries, included, user
replaceable.
Calibration: One touch auto-calibration up to 3 points.
Enclosure Rating: IP65.
Electrode: Detachable single junction, KCl filled glass.
Weight: 3.9 oz (110 g).
Agency Approval: CE.
T
he Series WPH2 pH Testing Pen accurately monitors pH and temperature levels
i
n a variety of applications. This pocket-sized tester is ideal for pH level
measurements in lab environments, industrial plants, or field environmental
testing. It features an easy to replace electrode and automatically recognizes up
to 3 calibration buffer solution ranges. Both pH and temperature, in both English
and Metric units, appear on the large dual display. Both the electrode and battery
c
ompartment caps are sealed to provide an IP65 weatherproof rating.
OPERATING INSTRUCTIONS
Please read the manual completely before using this meter. Filing and keeping the
manual for future reference is recommended. It is also recommended to soak the
electrode for at least 30 min before using the meter to clear anything affecting the
probe.
Power Supply
The meter is powered by 4 LR44 button cell batteries. Check the batteries if it is
your first time use, if the battery symbol appears on the LCD, or if the meter cannot
power on.
To install the batteries:
1. Turn off the meter.
2. Loosen the battery cover in the counterclockwise direction (DO NOT discard the
black washer!).
3. Replace the old batteries with four new button cell LR44 batteries.
4. Make sure the batteries are in place and the polarity is correct.
5. Put the battery cover back and turn it tightly in the clockwise direction.
LCD Display
LCD SCREEN
PROBE
6
-59/64
[176.00]
1
-17/32
[39.00]
It is suggested to re-calibrate the meters after changing the
batteries.
NOTICE
Remove the batteries from instruments that you don’t plan to
use for a month or more. Do not leave the batteries in the
instrument.
NOTICE