MIL-HDBK-1003/3
Table 2
Typical Instrument Applications
INSTRUMENT
GENERAL
SPECIFIC LOCATION
LOCATION
Thermometer
Pipeline
*Water chiller inlet and outlet.
*Refrigerant condenser water inlet
and outlet.
*Chilled and hot-water supply and
return from branch mains.
*Pipes from coils and heat
exchangers.
Ductwork
*Outdoor air duct.
*Return air duct.
*After preheat coil, cooling coil,
and heating coil.
Thermometer
Pipeline
*Individual cooling and heating coil
well only
returns.
*Direct expansion coil refrigerant
suction connection.
*Refrigerant suction connection to
water chiller.
Equipment *Bearings of large compressors and
motors.
Pressure
Pipeline
*Before and after pressure reducing
indicator
valves.
*Suction and discharge of pumps and
Equipment *Pressure lubrication system of
Pressure
Equipment *Water entering and leaving sides of
tapping with
cooling and heating coils, water
gage cocks
chillers, and refrigerant
Draft gages
Equipment *At static pressure regulators.
(not required
*Before and after large air filter
where DDC
banks with a capacity above 4,000
sensors are
cubic feet per minute.
connected)
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