Installation
3.7
Installing sensor
Refer to figure B on the fold-out page.
1. Loosen set-screw (2), 2mm Allen screw.
2. Unscrew bayonet ring (3) and remove blank.
3. Remove sensor from packaging.
4. Insert sensor (4) into the opening.
The Dräger logo on the sensor must point to the mark on
the sensing head housing (5).
5. Lock sensor with bayonet ring.
6. Tighten set-screw (2).
Mandatory for Zone 22 installations.
3.8
Installation of EC sensing head remote
3.8.1
Wall or pipe mounting kit
CAUTION
!
Observe the general installation information, see
Section 3 on Page 9.
Multiple EC sensing heads remote must not be daisy-
chained.
NOTICE
i
i
The mount kit (part number. 45 44 213) is required to
mount the EC sensor on a wall or pipe.
The sensing head should be mounted at a low-
vibration location at even temperature near a potential
leakage point (avoid direct sunlight).
Refer to figure D on the fold-out page.
1. Install wall or pole mount set (8) as specified in the
assembly instructions.
2. Screw the EC sensing head to the wall or pole mount
bracket (8) using screw and washer (6).
3. Select the appropriate protection cap (7) and place it on the
screw.
3.8.2
Installing sensor
1. Loosen set-screw (2), 2 mm Allen screw.
2. Unscrew bayonet ring (3) and remove blank.
3. Remove sensor from packaging.
4. Insert sensor (4) into the opening.
The Dräger logo on the sensor must point to the mark on
the sensing head housing (5).
5. Lock sensor with bayonet ring.
6. Tighten set-screw (2). Mandatory for Zone 22 installations.
12
3.9
Connecting the EC sensing head remote
to Polytron 8100
Refer to figure D on the fold-out page.
1. Connect remote cable plug (11), to the EC sensing head
remote (12) and lock.
2. Attach the shield wire (13) to the grounding point (14) of the
bracket (M5 thread).
3. Loosen set-screw (2), 2 mm Allen screw.
4. Unscrew bayonet ring (3) and remove blank. Either
bayonet ring can be used: black or silver.
5. Insert the remote adapter (9) in the opening.
The Dräger logo on the sensor adapter must point to the
mark on the sensing head housing (5).
6. Lock sensor adapter with bayonet ring (3).
7. Attach the shield wire (15) to the ground lug of the
enclosure.
8. Tighten set-screw (2). Mandatory for Zone 22 installations.
NOTICE
i
i
The EC sensing head remote is automatically
recognized by the instrument.
3.10 Connecting the instrument to a controller
from Dräger
For hook-up information, please refer to the Instructions for
Use which was included with the Dräger controller (Connecting
the Dräger Regard is only possible using a 4-20mA interface.)
Electrical connections at the controller
Connect the shield of the wires to the instrument earth ground
of the controller (e.g. chassis, ground busbar, etc.).
3.11 Connecting the instrument to a PC
The separately available Polytron IRDA interface connection
kit (4544197) is intended for use with the Polytron 8xx0 and
enables communication between the Polytron 8xx0 and a PC
using the Dräger PolySoft software.
3.12 Dräger PolySoft PC software (optional)
NOTICE
i
i
The PolySoft PC software is not within the scope of the
EC type Examination.
The PolySoft PC software is used to display instrument
information, edit configuration settings and download the
instrument data logger and event logger.
CAUTION
!
After modifying parameters with the PolySoft PC
software or another software, verify all parameters by
downloading from the instrument or by checking them
on the Polytron 8xx0.
Dräger Polytron 8100