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7
Maintenance
7.1
Calibration/adjustment
● Only by an authorized Dräger Interlock service centre.
● Check calibration at least every 12 months.
● Once the service interval expires, the display shows the message Service
required in X days.
● If the unit is not serviced, the vehicle can nevertheless be started during a
transition period of several days (dependent on the configured parameters).
7.2
Cleaning
● To clean, wipe with a disposable tissue.
● Do not submerge in liquid – liquid must not enter the sockets!
8
Disposal
Dispose of the product in accordance with the applicable rules and regulations.
This product must not be disposed of as household waste. This is indi-
cated by the adjacent symbol.
You can return this product to Dräger free of charge. For information
please contact the national marketing organizations or Dräger.
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Technical data
Measuring principle
Measuring range
Ambient conditions
for operation and storage
Instructions for use
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Dräger Interlock
Electrochemical DrägerSensor
up to 3.0 mg/L
-40 to 85 °C
20 to 98 % rel. hum.
600 to 1100 hPa
No influence of changes in altitude on
the measurement result
®
7x00 DVI
Sensitivity drift
Display
Calibration interval
Dimensions (H x W x D)
Handset
Control unit
Weight
Interlock handset
Control unit Interlock 7x00 DVI
Voltage supply
Power consumption
maximum
stand-by
Waiting time to be ready for measurement
20 °C
0 °C
-25 °C
-40 °C
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Adjustable parameters
Some instrument parameters may be set differently by a Dräger Interlock
service centre due to legal regulations in different countries or individually
during installation. The descriptions of these Instructions for Use are related to
the basic version.
Table of essential adjustable parameters:
Maintenance
typically 1 % of measured value /
month
Display
typically 12 months
approx. 138 mm x 61 mm x 36 mm
approx. 148 mm x 90 mm x 32 mm
approx. 178 g
approx. 240 g
12 to 24 V
<2.5 A
<1 mA
<2 s
<5 s
<60 s
<110 s
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