Operating Procedure; Operation Of Inductive Alarm; Operation Of Transmitter - Brooks Instrument Ar-Mite MT3750 Manual Del Usuario

Installation and Operation Manual
X-VA-MT3750C-eng
Part Number: 541B063AAG
October, 2017

3-1 Operating Procedure

3-2 Operation of Inductive Alarm

3-3 Operation of Transmitter

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After the flowmeter has been properly installed in the process, it is ready
for operation. When initiating flow, slowly open the valve to avoid a flow
surge.Bypass is a help in bringing the flow on smoothly. Avoid starting a
pump to supply the flowmeter without the use of a valve upstream of the
flowmeter.
A. Start-up the meter as described in Section 3-1
B. To modify the alarm set points, remove the side cover of the indicator
housing by removing the four screws.
C. Set the alarm position by loosening the screw mounting the switch to
the plate.
D. Hold the pointer to the desired alarm flow rate.
E. Move switch assembly until the metal initiator, attached to the pointer,
is not inserted into the switch.
F. Tighten the screw mounting the switch to the plate.
G. Replace the indicator housing cover and gasket and secure with the
four screws.
A. Start-up meter as described in Section 3-1.
B. Programming is performed prior to shipment. The transmitter is
preprogrammed prior to shipment for the following parameters based
on the order information, meter configuration and application. If
parameters are not specified in the customer purchase order, the
defaults inherent to the electronics will be as shown in (parenthesis).
Pre-Programmed Parameters
Serial Number
Flow Rate units of measure (gpm)
Low Flow cutoff (5% FS flow)
Analog Output LoRange
(4 mA @ 0% flow)
Analog Output HiRange
(20 mA @ 100% flow)
Section 3 Operation
Brooks ® Ar-Mite TM MT3750C
3-1