dol sensors DOL 53 Manual técnico del usuario - Página 2
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1 Product description
DOL 53 consists of an electro chemical diffusion sensor and signal processing electronics. DOL 53 works like a
"nose". DOL 53 only transmits the concentration measured at the sensor. The measuring unit ppm (parts per
million) is a volume concentration. DOL 53 is connected to suitable control unit over a 3-wire cable. The mea-
suring signal during normal operation is between 0 V and 10 V.
Figure 1: Operation curve.
DOL 53 is used for the stationary continuous monitoring of ammonia concentrations in the ambient air under at-
mospheric conditions.
Safety-related information
• Before using this product, carefully read the Technical user guide.
• Strictly follow the Technical user guide. The user must fully understand and strictly observe the instructions.
Use the product only for the purposes specified in this document.
• Do not dispose of the Technical user guide. Ensure that they are retained and appropriately used by the
product user.
• Comply with all local and national rules and regulations associated with this product.
• Use only genuine spare parts and accessories. Otherwise the proper functioning of the product may be im-
paired.
• Do not use a faulty or incomplete product. Do not modify the product.
• Notify the supplier in the event of any component fault or failure.
Warning symbols and their meaning
The following warning symbols are used in this document to identify and highlight the relevant warning texts
which require increased care and attention on the part of the user. The meanings of the warning symbols are
defined as follows:
2
1
Connector and coupling
2
Mounting lug
3
Sensor
4
Mounting ring
5
LED green/yellow
6
DOL 53 housing
7
Dust cap
www.dol-sensors.com
Technical User Guide
DOL 53