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  • FRANÇAIS, page 57
Display unit
The display unit has an
zone.
• Installation in a dry room that is easily accessible and entered often.
• Installation at eye height on a smooth, vertical wall.
• Must not be reached by water or spray water.
Relay output for additional alarm "B":
• For the values of the potential free relay contact, refer to the TECHNICAL DATA.
• Terminal for additional "alarm": In alarm status terminals 2 and 3 are open and terminals
1 and 3 closed.
• See Figure 5 for a view and the terminal assignment of the display unit.
Sensor unit
with sensor cable
In potentially explosive atmospheres, install only the intrinsically
safe model of the sensor unit. The lid of the sensor unit may be
cleaned only when there is no potentially explosive atmosphere.
• In a fixed installation the sensor cable must be configured as an
intrinsically safe circuit separated from other electric circuits.
• Do not place the sensor cable parallel to high voltage cables, as there is
a risk of extraneous radiation.
• Protect the sensor cable against damage, installation inside a metal
tube is recommended.
• Do not shorten the sensor cable.
• Install the sensor cable so that the sensor unit can be dismantled easily
after it has been installed.

ASSEMBLY

Before assembly, check that the product is complete and has not suffered any damage during
transport.
ASSEMBLY must be carried out by a specialised company.
See USER QUALIFICATION!
The specialised company and the operator must observe, comply with and understand all of
the following instructions in this assembly and operating manual. For the system to function
as intended, it must be installed professionally in compliance with the technical rules
applicable to the planning, construction and operation of the entire system.
Installing the LDL tank
The hazardous features of the storage medium according to the German Ordinance
on Hazardous Materials (GefStoffV) are decisive for where the LDL tank is installed. In
the case of flammable, highly flammable and extremely flammable storage media,
according to BetrSichV, observe Table 4.
-sign but must be installed outside the ex protection
If it is installed outdoors, the display unit must be installed in a protective
housing with protection type IP 65 and an external alarm
(e.g. „SmartBox 5", GOK-Art. No. 28 500 00, rotating light, siren, etc.)
must be connected via the relay output as an additional alarm.
Refer to the TECHNICAL DATA, ambient temp. T
Leak detector type LAG 2000 A
amb
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