Land 4500 MKII Premier, Руководство по эксплуатации и обслуживанию

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Model 4500 Premier Dust and Opacity Monitor
20
A3-7 Important Information for Installing the Transceiver and Retro-Reflection
Standard Dimensions with Fail-safe Shutters fitted
1 Transceiver 5 Flange-to-flange Path Length
2 Retro-Reflector 6
Transceiver
open for calibration audit
3 Air Purge Entry 7 Retro-Reflector open for inspection
4 Umbilical connector
1 Check the dimensions carefully before installation.
a Allow at least 1 m (3.3 ft) for mounting and removal procedures
b Allow a minimum of 150 mm (6 ") directly below the instrument for purge air (3) and
electrical connections (4).
cAllow sufficient space to the side of each instrument to allow the hinges (6
and 7) to be opened.
d Check the Blower Unit Manual for additional installation requirements.
2 The air hose fitted between the air blower unit (see the diagram in section A2) and its two
connections on the instrument (3) must not exceed 7 m (23 ft).
3 The termination box (see the diagram in section A2) must be mounted within 2 m (6.6 ft) of the
Transceiver to allow the interconnecting cable (4) to reach. Make sure that there is sufficient
cable to allow the inspection covers (6 and 7) to be opened and closed without disconnecting
the cable.
4 The flange-to-flange path length (5) is factory set and must not be changed. It is given on the
back of the Transceiver.
638 (25) 240 (10) 440 (17)
22
0
(9
)
15
0
(6
)
22
0
(9
)
240 (10) 1000 (39) 1000 (39)
690 (27)
500 (20)
4
6
7
5
1 2
3 3
42
0
(1
6.
5
)
16
0
(7
)
220 (9)
220 (9)
W
220 (9)
3
520 (20.5) 240 (10) 320 (13)
220
(
9
)
150
(
6
)
220
(
9
)
240 (10) 1000 (39)
3 4
1000 (39)
580 (23)
420
(
16.
5)
6
500 (20)
160
(
7
)
150
(
6
)
5
1 2
7
220 (9)