dol sensors DOL 53 Technical User Manual
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dol sensors DOL 53 Technical User Manual

Ammonia sensor
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DOL 53
Ammonia sensor
For other language variants of this document we refer to
your local dealer.
dol-sensors a/s
– Agro Food Park 15
– DK-8200 Aarhus N
– T: +45 7217 5888
Technical User Guide
www.dol-sensors.com
– F: +45 7217 5959
– www.dol-sensors.com
or

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Summary of Contents for dol sensors DOL 53

  • Page 1 Technical User Guide DOL 53 Ammonia sensor For other language variants of this document we refer to www.dol-sensors.com your local dealer. dol-sensors a/s – Agro Food Park 15 – DK-8200 Aarhus N – T: +45 7217 5888 – F: +45 7217 5959...

  • Page 2: Product Description

    "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.

  • Page 3: Product Survey

    140248 DOL 53 Replacement sensor head 140236 DOL 53 dust filter (5 pcs.) DOL 53 measures the ammonia in the house's air. Can be used for registration and control of ammonia levels in the air. 140238 DOL 53 protection against water Kit for water protection for DOL 53.

  • Page 4: Installation

    For wall mounting, unobstructed gas entry must be ensured. DOL 53 must not be suspended from the electric cable. Figure 2: DOL 53 must be mounted vertically with the sensor pointing down; ±30° at a location with low vibration and, as far as possible, stable temperatures.
  • Page 5 Switch on the supply voltage at the control unit. After activation or after an interruption of the supply voltage the sensor must warm up for a defined period. This is indicated by the LED flashing green/yellow. • The warmed up fault-free operation of DOL 53 is indicated after max. 30 minutes by the green LED being il- luminated.

  • Page 6: Led Indication

    Measured concentration above Ventilate with fresh air. 105 ppm outside the measuring GREEN flashing range. Age monitoring, sensor older than Replace the sensor. 3 years, service life expired, see Alternating GREEN date on sensor rating plate. and YELLOW www.dol-sensors.com DOL 53...

  • Page 7: Troubleshooting Instructions

    This affects the sensitivity. The dust filter must always be re- placed prior to checking the sensitivity. DOL 53 must be removed during cleaning and disinfection. After removing the connector, screw on the screw plug. A missing screw plug leads to corrosion of the connector.

  • Page 8: Technical Data

    Technical User Guide 8 Technical data Max. sensor element storage period See date on the label, sensor element box or shipping carton Warranty for sensor element and DOL 2 years from delivery date Expected sensor element service life 3 years from commissioning, expiration date see sensor element rat- ing plate Supply voltage Rated voltage 24 V (18 V to 30 V DC);...

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