Triplett Test Equipment & Tools FM260 User manual

User Manual

FM260

Formaldehyde (HCHO or CH20) and Total
Volatile Organic Compounds (TVOC) Tester

Introduction

Thank you for selecting the Triplett FM260. The FM260 measures
HCHO (formaldehyde) and TVOC (Total Volatile Organic
Compounds).



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Potential sources for TVOCs include paints, finishes, adhesives, cigarette
smoke, pesticides, personal care products, car exhaust, new furnishings,
wall coverings, household cleansers, and cooking fuels. Chemicals
include: Acetone, Ethylene Glycol, Formaldehyde, Xylene, 1,3‐butadiene,
Tetrachloroethene, Hydrogen Sulfide, Ammonia, Toluene, Benzene,
Methylene Chloride, Perchloroethylene, and MTBE.

Features

 Fuel Cell Formaldehyde Sensor Technology
 High accuracy measurements
 Backlit LCD display
 Real‐time display of HCHO (formaldehyde) concentration in air
 Real‐ time display of TVOC (Total Volatile Organic Compounds) concen

tration in air

 Two unit selections (PPM, mg/m³)
 Audio‐visual High and Low Alarms for HCHO
 Auto power off

Description

METER DESCRIPTION

1. HCHO sensor (front)

2. AC Adaptor jack (under flap)

3. Down arrow and Alarm Setup button

4. Battery compartment (rear)

5. ON‐OFF button (also used in Alarm Setup)

6. Up arrow and UNIT selection button

7. Backlit Display

8. TVOC sensor (rear)

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Operation

POWER THE METER

Press the button to turn on the meter. The battery symbol informs the
user as to the battery strength. Connect the battery charger to recharge

the battery. Long press the button to power off. The LCD will count
down: 3, 2, 1, then OFF before switching off.

AUTO POWER OFF

The meter will switch off after 30 minutes of inactivity. Press any function
button to prevent the meter from powering off; the auto power off timer
will be then be reset. The APO display symbol reminds the user that Auto
Power OFF is always active.

GENERAL USE

All LCD display lines will switch ON when power is applied to the
meter. The bottom TVOC display will count down from 10 seconds
or from 90 seconds (depending on the environment) to zero. When
countdown is complete the meter is ready for use.

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In normal mode, the top display indicates the HCHO concentration
in PPM or mg/m³. The bottom display indicates the TVOC
concentration in PPM or mg/m³.

Use the UNIT button to switch units between PPM and mg/m³.

With the meter on, if the measured HCHO concentration exceeds

the high or low user‐ programmable Alarm thresholds, the LED

display will flash red in color and the audible beeper will sound
(unless it has been disabled with the SET/▼ button). Press SET/▼
to silence the alarm beeper (when it is sounding) or to disable the
beeper entirely. When disabled, the displayed beeper symbol is
switched off.

ALARM SETUP (HCHO only)

Low Alarm Setup

1. Long press the SET/▼ button to enter the setup mode.

2. The low alarm icon will display and the LCD will show the low

alarm threshold.

3. Use the ▲ and ▼ buttons to adjust the low alarm threshold.

4. Press the button to go to the high alarm setup screen.

High Alarm Setup

1. Use the ▲ and ▼ buttons to adjust the high alarm threshold.

2. Press the button to return to the normal measurement mode.

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CONTROL BUTTONS

1. Short press the ▼SET button to silence the beeper (when it is

sounding) or to disable/enable the alarm beeper. This button is
also used as a down arrow to change the high and low Alarm
threshold values in the Alarm Setup mode.

2. Long press the ▼SET button to enter the Alarm Setup Mode (See

Alarm Setup section).

3. Short press the ▲ UNIT button to change the unit of measure

(PPM or mg/m³) or to use it as an up arrow to set the alarm
threshold values in the Alarm Setup mode.

SAFETY

Do not store or use the instrument in an environment
where corrosive gas is present. Do not obstruct the sensors
when in use.

Use only the supplied lithium‐ion battery to power the meter.
Use only the supplied AC adapter/battery charger to charge the lithium‐

ion battery.

BATTERY CHARGE and REPLACEMENT

1. When the battery requires charging, plug the supplied battery

charger into the meter (left side, under flap) and to a source of
AC power. A full charge requires 2 hours.

2. To replace the battery, open the rear battery compartment and

replace the Polymer lithium‐ion battery (7.4V 1300mAh). Re‐
assemble the meter before use.

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Battery Safety Notes: Please dispose of batteries responsibly; never
dispose of batteries in a fire, batteries may explode or leak. If the meter
is not to be used for 60 days or more, remove the battery and store
separately.

Disposal: Do not dispose of this instrument in household waste. The user is
obligated to take end‐of‐ life devices to a designated collection point for
the disposal of electrical and electronic equipment.

Never dispose of used batteries or rechargeable batteries in
household waste.

As consumers, users are legally required to take used batteries
to appropriate collection sites, the retail store where the
batteries were purchased, or wherever batteries are sold.

CLEANING AND STORAGE

Periodically wipe the case with a damp cloth and mild detergent; do
not use abrasives or solvents. Please remove the battery if the meter
is stored for a long period of time.

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Specifications

Sensor

Professional Fuel Cell technology

HCHO Range

0.00 to 5.00 mg/m³ (or PPM)

HCHO Resolution

0.01 mg/m3 (or PPM)

HCHO Basic
Accuracy

±5% FS

TVOC Range

0.00 to 9.99 mg/m³ (or PPM)

TVOC Resolution

0.01 mg/m³ (or PPM)

TVOC Basic
Accuracy

±5% FS

Response Time

≤ 2 seconds

Operating
Temperature

0°C to 40°C (32 to 104°F)

Storage
Temperature

‐10°C to 60°C (14 to 140°F)

Power Supply

Rechargeable Polymer lithium‐ion battery

(7.4V 1300mAh)

Battery Charge
Time

Approx. 3 hours with AC adapter

Battery

7.4V 1300mAh (part # VPC‐BATT)

Dimensions

165 x 60 x 25mm (6.5 x 2.4 x 1.0 in.)

Weight

584g (20.6 oz.)

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Warranty

Triplett / Jewell Instruments extends the following warranty to the original purchaser of
these goods for use. Triplett warrants to the original purchaser for use that the products
sold by it will be free from defects in workmanship and material for a period of (1) one
year from the date of purchase. This warranty does not apply to any of our products
which have been repaired or altered by unauthorized persons in any way or purchased
from unauthorized distributors so as, in our sole judgment, to injure their stability or
reliability, or which have been subject to misuse, abuse, misapplication, negligence,
accident or which have had the serial numbers altered, defaced, or removed.
Accessories, including batteries are not covered by this warranty

Copyright © 2021 Triplett

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