Dräger PIR 7000

39
Accessories
Junction Box Ex e PIR 7000
*)
(Part no. 68 11 898)
(certified as type EAC 0000)
Intended use:
— The junction box Ex e PIR 7000 is designed for establishing the electrical connection of
the gas transmitters Dräger PIR 7000 and Dräger PIR 7200 with M25 thread connection
(type IDS 011X).
— The terminals are suited for connecting wires with cross-sections of maximum 2.5 mm
2
or
2 x 1 mm
2
.
— The premounted cable entry point is suitable for cable diameters of 7 to 12 mm.
— The junction box Ex e PIR 7000 is suitable for areas in which the type of protection
"Increased safety" is required. The junction box can be mounted in rotations of 90o based
on specific local mounting conditions. This ensures the cover of the junction box must can
always be opened easily under different mounting conditions. Recommendation: cable
entry points downwards.
● Screw on junction box to the gas transmitter using the M25 nut and secure it by pushing
up the sheet metal lugs or using screw lock.
● Install the terminal block with the connecting terminals again into the junction box.
On completion of the electrical installation:
— On completion of the electrical installation.
● Mechanically secure the connecting lines in the junction box.
● Close the cover of the junction box, making sure you do not jam any cables, and tighten the
cover screws with a tightening torque of minimum 1.5 Nm.
*)
The junction box Ex e Dräger PIR 7000 is also suitable for the use with Dräger PIR 7200.
Mounting:
● Unscrew M25 nut on gas transmitter.
Take care not to damage the seal on the
housing of the gas transmitter!
● Loosen the four screws on the cover of
the junction box lid and remove cover
(secured by strap).
● Unscrew terminal block with the
connecting terminals in the junction box,
loosen two screws (captive).
● Guide the cable of the gas transmitter
through the opening of the junction box
and fit junction box on the M25
connection of the gas transmitter.
NOTICE
To ensure proper operation in explosion-hazard areas, both the sealing surfaces on the gas
transmitter and those on the junction box must be kept clean. Make sure the sealing ring
between gas transmitter and junction box has been installed and is not damaged.
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