Fluke Biomedical 875 Victoreen - Manual (Page 16)

Installation
Cable and Wiring Installation
2
2-1
Section 2
Installation
g each of the components, and connecting the components into the system
in Appendix C for
tallation Instructions.
sis
Rack Chassis is a standa r. When seismic qualification
r the readout, seismic s (P/N 876-1-114) are needed to support the rear of
chassis. The brackets are d nt rack.
ended mounting is shown o
t Module
6A-1 is designed of an 876-1-55 Rack Chassis. Insert the readout
odule in the rack chassis (see draw en insert and tighten the two holding screws in
ck chassis. panel of the readout must be
or (No longer manufactured, consult factory)
The 877-1 Detector is designed to mount on the c ent wall. A mounting bracket attached to the
detector has four holes that are used for mountin must be placed in the containment wall before
mounting the detector. D the holes in the
mounting bracket (refer ade 5. No lock
washers are to be used detector so that the
cable connectors are on amps
rovided, securing the b of 132 in. lbs. (Figure 1-5 and GEL877-1).
, more
box may be necessary.
2.1 Installation
Installation of the monitoring system consists of selecting suitable mounting sites for each component of
the system, mountin
configuration.
Installation of this system is as follows:
NOTE
Refer to the applicable drawings
further ins
Rack Chas
The 876-1-55 rd 19-inch chassis with a flame barrie
is required fo upport brackets
the rack esigned to mount on the 19-inch qualified equipme
Recomm n drawings GEL876-1-55, and 876-1-114.
Readou
Readout Module 87 to fit into one-half
m ing GEL876A-1), th
the rear flanges of the ra The pawl fastener on the front
tightened.
Optical Isolat
Detector
NOTE
The detector case MUST BE PHYSICALLY
GROUNDED TO EARTH GROUND. The readout
instrument circuit common SHOULD NOT be
grounded to earth ground.
ontainm
g. Studs
imensions for the studs are the same as the dimensions of
to drawing GEL877-1). Recommended studs are 5/16 inch Gr
and recommended torque for the nuts is 18 ft. lbs. Orient the
the underside. Attach the detector to the mounting bracket with the four cl
olts with a torque
p
Pull Box
A cable pull box is required to allow for thermal expansion of the detector cables and to provide a service
ld be loop. The pull box (drawing 878-12-5) is a typical type that mounts to the containment wall. It shou
mounted directly below the detector as shown in Figure 1-1. Depending on actual detector location
than one pull