Bacharach MGS-150 Installation Manual

GAS DETECTOR
INSTALLATION GUIDE
P/N: 6309-9002
Revision 0
January 25, 2016
Standard
Sensor
Housing
CAUTION: DO NOT MOUNT the
MGS-150 in an area that may
contain flammable liquids or
vapors. Operation of electrical
equipment in such an area consti-
tutes a safety hazard.
WARNING: Strictly follow the
instructions in the Gas Detector
Manual (part number 6309-9000)
available at www.MyBacharach.com.

1: OPERATING AREA AND CONDITIONS

The Bacharach MGS-150 is an instrument for the
continuous monitoring of refrigerant, combustible,
and toxic gases.
The instrument is powered by 12-24V AC or DC
(selectable by an on-board jumper). The output signal
can be selected as either voltage or current. The
on-board relay can be used to switch alarm devices.

2: SAFETY INSTRUCTIONS

USER MANUAL: Before using this equipment,
carefully read and strictly follow the User Manual
6309-9000)
(part number . The user must fully
understand and strictly observe the instructions.
Use the equipment only for the purposes listed and
under the conditions specified in those documents.
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.

3: WEIGHTS AND DIMENSIONS

Type/Enclosure Dimensions Weights
3.35" x 5.59" x 2.09" 6.3 oz
IP41
86 x 142 x 53 mm 180 g
6.89" x 6.5" x 3.29" 1 lb 6 oz
IP66
175 x 165 x 82 mm 629 g
6.89" x 8.9" x 3.29" 1 lb 9 oz
IP66 w/ Splash
Guard
175 x 225 x 82 mm 700 g
6.89" x 6.1" x 3.29" 1 lb 11 oz
IP66 w/ Remote
Sensor 790 g
175 x 155 x 82 mm
6.89" x 6.1" x 3.29" 2 lb 10 oz
IP66 w/ Ex d
Remote Head 175 x 155 x 82 mm 1185 g
6.89" x 6.1" x 3.29" 2 lb 0.3 oz
IP66 w/ PRV
Sensor Head
175 x 155 x 82 mm 916 g
6.89" x 4.9" x 3.29" 1 lb 4 oz
IP66 Airflow/
Duct (See Table)
175 x 125 x 82 mm 578 g
5.8" x 7.1" x 5.0" 4 lb 10 oz
Ex d (Enclosure)
147 x 180 x 128 mm 2100 g
Supported CFM & Duct Sizes for Duct Mount Housing
Duct Size
Units
Inches 12 x 12 12 x 24 18 x 18 24 x 24 24 round
Feet 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

4: MOUNTING

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 MGS-150 according to the above
considerations, product dimensions (see
Section 3), maximum wiring lengths (see
Section 5), and the corresponding mounting
dimensions shown in the illustrations that
follow.
IP66 Housing
4.8 in
(122 mm)
1.7 in
(42 mm)
mounting slots =
0.35 in (9mm) long x
2.3 in
0.24 in (6mm) wide
(59 mm)
Use 3/16-inch screws
(5mm - 6mm )
5.7 in
(146 mm)
3.39 in (86.0 mm)
�
0.18 in
0.28 in
(4.50 mm)
(7.0 mm) 1.69 in (43.0 mm)
�
0.35 in
(9.0 mm)
�
018 in
(4.50 mm)
1.4 in
(36.00 mm)
0.31 in
(8.0 mm) 1.0 in 1.0 in
(25.00 mm) (25.00 mm)
Ex d Housing
5.8 in (147 mm)
0.3 in (8 mm)
2.8 in (70 mm)
PRV/IP66
Vent Pipe
Monitoring 1
Exd Remote
in BSP Head
Head
M42 thread Thread varies
1"BSP thread
Semiconductor
with model
Sensors Only
Standard
Housing
2.09 in (53 mm)
5.0 in (128 mm)