TESTO 316-3 Bedienungsanleitung
testo 316-3 · Leakage detector for refrigerants
Instruction manual
2
1 Contents
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1Contents
1Contents ...................................................................................................3
2Safety and the environment....................................................................4
2.1.About this document........................................................................4
2.2.Ensure safety...................................................................................4
2.3.Protecting the environment..............................................................5
3Specifications ..........................................................................................6
3.1.Use ..................................................................................................6
3.2.Technical data .................................................................................6
4Product description.................................................................................8
4.1.Overview..........................................................................................8
5First steps ................................................................................................9
5.1.Commissioning ................................................................................9
6Using the product ..................................................................................11
6.1.Performing settings........................................................................11
6.2.Finding leaks .................................................................................11
7Maintaining the product ........................................................................12
8Tips and assistance...............................................................................14
8.1.Questions and answers .................................................................14
8.2.Accessories and spare parts .........................................................14
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2 Safety and the environment
4
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2Safety and the environment
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2.1. About this document
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Use
> Please read this documentation through carefully and
familiarize yourself with the product before putting it to use. Pay
particular attention to the safety instructions and warning advice
in order to prevent injuries and damage to the products.
> Keep this document to hand so that you can refer to it when
necessary.
> Hand this documentation on to any subsequent users of the
product.
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Warnings
Always pay attention to information that is marked by the following
warnings with warning pictograms. Implement the specified
precautionary measures.
Representation Explanation
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WARNING Indicates potential serious injuries
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CAUTION indicates potential minor injuries
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NOTICE indicates circumstances that may lead to
damage to the products
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2.2. Ensure safety
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> Only operate the product properly, for its intended purpose and
within the parameters specified in the technical data. Do not
use any force.
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> Dangers may also arise from the systems being measured or
the measuring environment: Note the safety regulations valid in
your area when performing the measurements.
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> Do not perform contact measurements on non-insulated, live
parts.
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> Do not store the product together with solvents. Do not use any
desiccants.
2 Safety and the environment
5
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> Carry out only the maintenance and repair work on this
instrument that is described in the documentation. Follow the
prescribed steps exactly. Use only original spare parts
from Testo.
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> Temperatures given on probes/sensors relate only to the
measuring range of the sensors. Do not expose handles and
feed lines to any temperatures in excess of 70 °C unless they
are expressly permitted for higher temperatures.
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2.3. Protecting the environment
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> Dispose of faulty rechargeable batteries/spent batteries in
accordance with the valid legal specifications.
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> At the end of its useful life, send the product to the separate
collection for electric and electronic devices (observe local
regulations) or return the product to Testo for disposal.
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> Dispose of faulty rechargeable batteries/spent batteries in
accordance with the valid legal specifications.
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3 Specifications
6
3Specifications
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3.1. Use
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The testo 316-3 is a leakage detector for fast and reliable leak
detection in refrigeration systems and heat pumps. Gas
concentrations are indicated both visually and audibly.
The testo 316-3 is not protective equipment! Do not use the
testo 316-3 as a monitoring instrument for personal safety.
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3.2. Technical data
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Feature Values
Sensor
Electrochemical sensor with
heated diode
Detectable refrigerants
All
HFCs
,
HCFC s
and
CFCs
(e
.
g
.
All HFCs, HCFCs and CFCs e.g.
FX80, I12A, R11, R114, R12,
R123, R1234yf, R1234ze, R124,
R125, R12a, R13, R134a,
R13B1, R14, R142b, R161, R22,
R227, R23, R236fa, R245fa,
R32, R401A, R401B, R401C,
R402B, R403B, R404A, R406A,
R407A, R407B, R407C, R407D,
R407F, R408A, R409A, R410A,
R411A, R412A, R413A, R414B,
R416A, R417A, R417B, R417C,
R420A, R421A, R421B, R422A,
R422B, R422C, R422D, R424A,
R426A, R427A, R434A, R437A,
R438A, R448A, R449A, R452A,
R500, R502, R503, R507,
R508A, R508B, R1233zd,
R450A, R455A, R513A, R407H,
R444B, R452B, R453a, R454A,
R454B, R454C, R458A, SP22
Response threshold <4 g/a / <0.15 oz/a
Sensor service life 80-100 hours (equates to
approx. 1 year of normal usage)
3 Specifications
7
Feature Values
Warm-up period (switching
instrument on – ready to
measure)
Approx. 20 s
Power supply Alkaline Batteries (2xD)
Battery life 16 hours
Storage/transportation
conditions
0 to 50 °C / 32 to 122 °F
Operating conditions -18 to 50 °C / -0 to 122 °F
20 % - 80 %RH, non-condensing
Minimum Response /
Detection Time < 1 second
Recovery Time for 50 g/yr
exposure 12 seconds
Calibration Frequency Check annually with Calibration
Standard
Weight Approx. 400 g (incl. batteries)
Dimensions (L x W x H) Housing: approx. 270 x 65 x
65 mm
Length of flexible sensor shaft
including sensor head: approx.
285 mm
EC Directives 2014/30/EC
Standards EN14624:2012
4 Product description
8
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4Product description
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4.1. Overview
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1 Flexible probe shaft with probe
head
2 Handle with battery
compartment
3 Battery indicator PWR (green
LED)
4 On/off button, sensitivity
5 Sensitivity indicator HI (high) /
LO (low)
6 Gas concentration indicator
(yellow LEDs)
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5 First steps
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5First steps
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5.1. Commissioning
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Installing the sensor
1. Unscrew the protective cap (1) from the sensor head (counter-
clockwise).
2. Take the sensor (2) out of its protective film packaging.
3. Carefully push the three sensor wires into the sockets in the
sensor head, until they are no longer visible.
NOTICE
Malfunction due to damaged sensor wires!
> Do not damage sensor wires.
4. Put the protective cap on the sensor and tighten by turning in a
clockwise direction.
Insert batteries
1. Using a screwdriver, push down the locking clip on top of the
handle.
2. Slide the top part of the handle down.
3. Insert two mono (D) type batteries. Observe the polarity!
5 First steps
10
4. Slide the top part of the handle back on.
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Switch on
WARNING
Danger of explosion!
> The instrument must not be used in environments where
flammable gases are present.
> Press [ ] briefly.
- PWR LED lights up and all yellow gas concentration indicator
LEDs start to flash one after another.
- The sensor is heated up.
- The instrument is ready to use once the gas concentration
indicator LEDs have gone off and one beep per second can be
heard.
Switch off
> Press and hold down [ ].
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