Bacharach MGD-100 Quick Installation Manual
1: OPERATING AREA AND CONDITIONS
The Bacharach MGD-100 is an instrument for the
continuous monitoring of refrigerant, combustible,
and toxic gases. The system is available with one or
two levels of alarm, and consists of 1 to 6 remote gas
sensors connected to and powered by a controller.
The controller is powered by 12 VDC or 100-230 VAC
50-60 Hz (specified at time of order).
P/N: 6109-9002
Revision 0
January 13, 2016
2: SAFETY INSTRUCTIONS
USER MANUAL: Before using this equipment,
carefully read and strictly follow the User Manual
(part number 6109-9000). The user must fully
understand and strictly observe the instructions.
Use the equipment only for the purposes listed and
under the conditions specified in that document.
CODE COMPLIANCE: Comply with all local and
national laws, rules and regulations associated with
this equipment.
GENUINE PARTS: Use only genuine Bacharach spare
parts and accessories, otherwise proper functioning
of the equipment may be impaired.
TECHNICIAN USE ONLY: This unit must be installed
by a suitably qualified technician who will install this
unit in accordance with these instructions and the
standards in their particular industry/country. Opera-
tors of the unit should be aware of the regulations
and standards in their industry/country for the
operation of this unit. These notes are only intended
as a guide and the manufacturer bears no responsi-
bility for the installation or operation of this unit.
Failure to install and operate the unit in accordance
with these instructions and with industry guidelines
may cause serious injury including death and the
manufacturer will not be held responsible in this
regard.
SAFE MOUNTING: This monitor must be connected
by a marked, suitably located and easily reached
switch or circuit-breaker as means of disconnection.
WARNING: Strictly follow the
instructions in the User Manual
(part number 6109-9000) available
at www.MyBacharach.com.
CAUTION: DO NOT MOUNT the
MGD-100 in an area that may
contain flammable liquids or
vapors. Operation of electrical
equipment in such an area consti-
tutes a safety hazard.
GAS DETECTOR and CONTROLLER
QUICK INSTALLATION GUIDE
3: WEIGHTS AND DIMENSIONS
Type/Enclosure
Dimensions
Weights
IP41
3.35” x 5.59” x 2.09”
86 x 142 x 53 mm
6.3 oz
180 g
IP66
6.89” x 6.5” x 3.29”
175 x 165 x 82 mm
1 lb 6 oz
629 g
IP66 w/ Splash
Guard
6.89” x 8.9” x 3.29”
175 x 225 x 82 mm
1 lb 9 oz
700 g
IP66 w/ Remote
Sensor
6.89” x 6.1” x 3.29”
175 x 155 x 82 mm
1 lb 11 oz
790 g
IP66 w/ Ex d
Remote Head
6.89” x 6.1” x 3.29”
175 x 155 x 82 mm
2 lb 10 oz
1185 g
IP66 w/ PRV
Sensor Head
6.89” x 6.1” x 3.29”
175 x 155 x 82 mm
2 lb 0.3 oz
916 g
IP66 Airflow/
Duct (See Table)
6.89” x 4.9” x 3.29”
175 x 125 x 82 mm
1 lb 4 oz
578 g
Ex d (Enclosure) 5.12” x 6.3” x 3.54”
130 x 160 x 90 mm
9 lb 4 oz
4200 g
ENVIRONMENTAL CONSIDERATIONS: Care-
fully consider the full range of environmental
conditions to which the instruments will be
exposed.
TARGET GAS CONSIDERATIONS: The physical
data of the gas or vapor to be detected must
be observed.
APPLICATION CONSIDERATIONS: The specifics
of the application (for example, possible leaks,
air movement/draft, etc.) must be observed.
ACCESSIBILITY CONSIDERATIONS: The degree
of accessibility required for maintenance
purposes must be granted.
ACCESSORY CONSIDERATIONS: The types of
optional and accessory equipment that will be
used with the system must be kept in mind.
ELECTRONIC CONSIDERATIONS: The system
contains sensitive electronic components that
can be easily damaged. Do not touch nor
disturb any of these components.
Mount the MGD-100 and Controller according
to the above considerations, product dimen-
sions (see Section 3), maximum wiring lengths
(see Section 5), and the corresponding mount-
ing dimensions shown in the illustrations that
follow.
4: MOUNTING
3.39 in (86.0 mm)
2.09 in (53 mm)
1.4 in
(36.00 mm)
1.69 in (43.0 mm)
4.72 in (120 mm)
0.28 in
(7.0 mm)
4.07 in (103.50 mm)
1.0 in
(25.00 mm)
1.0 in
(25.00 mm)
018 in
(4.50 mm)
0.18 in
(4.50 mm)
0.35 in
(9.0 mm)
0.31 in
(8.0 mm)
5.1 in
(130 mm)
5.4 in
(138 mm)
5.9 in (151 mm)
3.5 in
(90 mm)
5.1 in (130 mm)
6.3 in (160 mm)
Moun
ting Holes
2 x Cle
ar
ance
for M6
(146 mm)
(122 mm)
(42 mm)
(59 mm)
(123 mm)
(101 mm)
(144 mm)
M42 thread
4.8 in
5.7 in
5.7 in
2.3 in
1.7 in
4.0 in
mounting slots =
0.35 in (9mm) long x
0.24 in (6mm) wide
Use 3/16-inch screws
(5mm - 6mm )
4.8 in
1”BSP thread
Exd Remote
Head
PRV/IP66
Vent Pipe
Monitoring 1
in BSP Head
Standard
IP41 Housing
Ex d Housing
IP66 Housing
Inches
12 x 12
12 x 24
18 x 18
24 x 24 24 round
1 x 1 1 x 2 1.5 x 1.5
2 x 2 Pi x 1 x 1
Area (ft
2
)
1
2
2.25
4
3.14
Feet
Units
Duct Size
Supported CFM & Duct Sizes for Duct Mount Housing
Standard
IP41 Sensor
Housing
1-2 Sensor
Controller Housing
0.6 in
(15.5 mm)
0.6 in (15.0 mm)
0.5 in (12.7 mm)
2.9 in (74.5 mm)
0.2 in
(4.8 mm)
0.2 in
(5.0 mm)
2.0 in
(50.0 mm)
0.4 in (10.0 mm)
Screw
Screw
0.4 in (9.0 mm)
0.5 in (12.7 mm)
0.6 in
(15.0 mm)
1-2 Sensor
Controller
Housing
O 0.18 in (4.60 mm)
O 0.20 in (5.10 mm)
Mounting
Hole
9.47 in
(240.50 mm)
8.85 in
(224.70 mm)
10.26 in (260.50mm)
5.13 in (130.25 mm)
9.55 in (242.50 mm)
4-6 Sensor
Controller Housing