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Summary of Contents for Campbell A151
- Page 1 PRODUCT MANUAL A151 Single Sensor Terminal Case with M12 Connector, Vented with Desiccant 04/2024 Copyright © 2024 Campbell Scientific, Inc.
- Page 2 U.S. standard external power supply details where some information (for example the AC transformer input voltage) will not be applicable for British/European use. Please note, however, that when a power supply adapter is ordered from Campbell Scientific it will be suitable for use in your country.
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Page 3: Table Of Contents
Table of contents 1. Introduction 2. Compatibility 2.1 Data loggers 2.2 Sensors 3. Physical description 4. Specifications 5. Installation 5.1 Mounting 5.2 Wiring Table of Contents - i... -
Page 4: Introduction
1. Introduction The A151 is a vented junction box with terminal blocks to connect sensors to the M12 8-pin connector. It has accessories to allow for various lengths of cable and termination options. Figure 1-1. A151 The A151 allows sensors such as pressure transducers to be used without the need to run a ventilation tube all the way to a data logger enclosure. -
Page 5: Sensors
3. Physical description The A151 has an 8.0 x 8.2 x 5.5 cm (3.15 x 3.228 x 2.171 in) enclosure. Four screws secure the lid to the rest of the unit. A terminal block is mounted inside the enclosure. A small vent is located on the bottom of the enclosure. -
Page 6: Installation
The second option is to use the mounting bracket on the back of the A151. This bracket allows the A151 to be mounted inside an enclosure or to another flat surface, using two screws through the bracket to secure the A151. - Page 7 White/Green Detect & Ground Green and Orange 8 (Green) and Orange (4) Shield The M12 8-pin A-coded connector is shown in Figure 5-2 (p. 4). Figure 5-2. M12 Connector A151 Single Sensor Terminal Case with M12 Connector, Vented with Desiccant...
- Page 8 Table 5-2 (p. 5) shows the wiring for some sensors commonly used with the A151 to connect them to an Aspen 10. Table 5-2: Example sensors Terminal block position CS451/CS456 SDI-12 Power Ground Shield A151 Single Sensor Terminal Case with M12 Connector, Vented with Desiccant...
- Page 9 2. The defect cannot be the result of misuse. 3. The defect must have occurred within a specified period of time; and 4. The determination must be made by a qualified technician at a Campbell Scientific Service Center/ repair facility.
- Page 10 Campbell Scientific’s Terms, the provisions of Campbell Scientific’s Terms shall prevail. Furthermore, Campbell Scientific’s Terms are hereby incorporated by reference into this Warranty. To view Terms and conditions that apply to Campbell Scientific, Logan, UT, USA, see Terms and Conditions ...
- Page 11 Please state the faults as clearly as possible. Quotations for repairs can be given on request. It is the policy of Campbell Scientific to protect the health of its employees and provide a safe working environment. In support of this policy, when equipment is returned to Campbell Scientific, Logan, UT, USA, it is mandatory that a “Declaration of Hazardous Material and...
- Page 12 Comply with all electrical codes. Electrical equipment and related grounding devices should be installed by a licensed and qualified electrician. Only use power sources approved for use in the country of installation to power Campbell Scientific devices. Elevated Work and Weather Exercise extreme caution when performing elevated work.
- Page 13 Periodically (at least yearly) check electrical ground connections. WHILE EVERY ATTEMPT IS MADE TO EMBODY THE HIGHEST DEGREE OF SAFETY IN ALL CAMPBELL SCIENTIFIC PRODUCTS, THE CUSTOMER ASSUMES ALL RISK FROM ANY INJURY RESULTING FROM IMPROPER INSTALLATION, USE, OR MAINTENANCE OF TRIPODS,...
- Page 14 Campbell Scientific Regional Offices Australia France Spain Location: Garbutt, QLD Australia Location: Montrouge, France Location: Barcelona, Spain Phone: 61.7.4401.7700 Phone: 0033.0.1.56.45.15.20 Phone: 34.93.2323938 Email: info@campbellsci.com.au Email: info@campbellsci.fr Email: info@campbellsci.es Website: www.campbellsci.com.au Website: www.campbellsci.fr Website: www.campbellsci.es Brazil Germany Thailand Location: São Paulo, SP Brazil...
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