TESTO 315-4 Instruction Manual
testo 315-4 · CO ambient measuring instrument
Instruction manual
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1 Contents
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1 Contents
1 Contents ................................................................................................... 3
2 Safety and the environment .................................................................... 4
2.1. About this document ........................................................................ 4
2.2. Ensure safety ................................................................................... 4
2.3. Protecting the environment .............................................................. 5
3 Specifications .......................................................................................... 6
3.1. Use .................................................................................................. 6
3.2. Technical data ................................................................................. 6
3.2.1. Measuring ranges and resolution ..................................................................... 6
3.2.2. Accuracy and response time ............................................................................ 6
3.2.3. Other instrument data ...................................................................................... 6
4 Product description ................................................................................. 8
4.1. Overview.......................................................................................... 8
4.1.1. Control elements and connections ................................................................... 8
4.1.2. Display ........................................................................................................... 11
4.2. Basic properties ............................................................................. 12
5 First steps .............................................................................................. 12
6 Using the product .................................................................................. 13
6.1. Performing settings ........................................................................ 13
6.2. Measuring ...................................................................................... 14
6.3. Printing measurement results ........................................................ 15
7 Maintaining the product ........................................................................ 16
8 Tips and assistance ............................................................................... 17
8.1. Questions and answers ................................................................. 17
8.2. Calibration interval ......................................................................... 18
8.3. Accessories and spare parts ......................................................... 18
2 Safety and the environment
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2 Safety and the environment
2.1. About this document
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.
Symbols and writing standards
Representation
Explanation
Note: Basic or further information.
1. ...
2. ...
Action: more steps, the sequence must be followed.
> ... Action: a step or an optional step.
- ... Result of an action.
Menu Elements of the instrument, the instrument displays
or the program interface.
[OK] Control keys of the instrument or buttons of the
program interface.
✓ ...
Handling prerequisite
2.2. Ensure safety
> Only operate the product properly, for its intended purpose and
within the parameters specified in the technical data. Do not
use any force.
> 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.
2 Safety and the environment
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> Do not perform contact measurements on non-insulated, live
parts.
> Do not store the product together with solvents. Do not use any
desiccants. These substances may impair the operation and
reliability of the instrument.
> 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.
> 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.
2.3. Protecting the environment
> Dispose of faulty rechargeable batteries/spent batteries in
accordance with the valid legal specifications.
> 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.
3 Specifications
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3 Specifications
3.1. Use
The testo 315-4 is a convenient and robust measuring instrument
for recording ambient CO values. It is used for risk prevention.
Fields of application are, for example
- Heating systems with operation dependent on ambient air
- Ventilation systems
3.2. Technical data
3.2.1. Measuring ranges and resolution
Measurement
parameter
Measuring range Resolution
CO 0 to 100 ppm 0.5 ppm
Humidity1 5 to 95% RH 0.1% RH
Temperature1
-10 to +40 °C/14 to
104 °F
0.1 °C/°F
3.2.2. Accuracy and response time
Measurement
parameter
Accuracy Response time
CO ± 3 ppm to 20 ppm
± 5 ppm from 20 ppm
< 120 s (t90)
Humidity1 ± 2.5% RH (5 to 95% RH)
Temperature1 ± 0.5 °C (+ 1 digit)
3.2.3. Other instrument data
Feature Values
Storage/transport
conditions
-20 to 60 °C/-4 to 140 °F
0 to 95% RH
Operating conditions 0 to 40 °C/32 to 104 °F/0 to 95% RH
1
Only when the humidity/temperature sensor is connected (optional)
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