Page 2 - Electronics Catalogue

Digital Pressure and Temperature

Gauges

For the use in applications where high accuracy is of an
importance and or mechanical instruments are not required
or present: laboratories, medical, monitoring and accurately
reporting of process pressure, vacuum and temperature,
testing and calibration of onsite process equipment.
Temperature Gauges

The nitrogen filled thermometer featured as the class 1%
process instrument ideally suited to the nuclear and food
industries (where the use of mercury is prohibited). More
practical in situations where there is no ready access to
electricity – necessary for power supplies of resistance
thermometers and remote mount applications. Silicone
fillable for vibration and drop shock applications.
Utility Gauges Bi-Metallic thermometers are hermetically sealed, enclosed
to satisfy operations even under the most arduous
Our range of utility gauges, class 1.6%, Non repairable, conditions. The design of the unit ensures it will withstand
designed for medium and heavy duty service applications the effects of shock and vibration and with the advantage
with brass of stainless steel wetted parts. Liquid filled gauges of fillable and the adjustable every angle face for restricted
for industries and applications where vibration and pulsation angle installations.
is present to prevent or protect the movement mechanism.
Nominal sizes range from 50, 63 and 100mm, for use on:
hydraulic, mining, irrigation and agricultural equipment. United Electric Controls
The non-fillable range of gauges class 1.6%, non-repairable, UE pressure switches, pressure transducers and pressure
designed for light service applications with brass wetted transmitters, and temperature switches and temperature
parts with nominal sizes ranging from 40, 42, 50, 54, 63, 68, sensors are designed for rugged, industrial environments.
90, 96 and 100mm, for use in: gas, refrigeration, medical,
automotive, valve positioners, swimming pool pumps and Mechanical switch products utilize bellows, diaphragm
air supply equipment. or piston sensors to detect changes in process variables.
These changes cause the sensor to deflect and operate
Chemical and Diaphragm Seals a snap-action electrical switch. Enclosure designs range
from cost-effective skeletons to cast aluminium or stainless
steel. Our line of electronic pressure switches and electronic
A chemical seal (or diaphragm seal) is a device used primarily temperature switches combines self-diagnostics and digital
to isolate the pressure measuring element from the process electronics to provide 2-wire and loop powered instruments
medium being measured. A number of factors would dictate ideal for hazardous location plant upgrades. These solid-
the use of such a device: state switches provide 100% programmability for the set
• When corrosion resistance of the process medium- point and deadband while combining the gauge, switch and
exposed surfaces of the gauge components are transmitter functions for extremely high reliability in safety
insufficient.
• If the process medium is a slurry, containing semi-solids instrumented systems (SIS) applications.
which are likely to solidify on cooling. Explosion-proof pressure transmitters provide continuous
• On a process where the process medium is likely to clog pressure monitoring in various hazardous area applications,
the gauge in-let. specifically within the oil and gas industry.
• If the product to be measured is a food product and the Most products carry third party approvals such as UL, cUL,
growth of harmful bacteria is likely.
• If high pulsation and un-controllable spikes of pressure CSA, FM, and ATEX, and comply with CE. United Electric
is present. Products meet the “Produced in America” requirements of
the American Recovery and Reinvestment Act.
Pressure Transmitters Yudian Controllers

The RPT-Line is a range of precision 2-wire pressure Our instruments are applied in industries spanning from
transmitters. They are used to monitor products, processes chemical, petroleum, metallurgy, to pharmaceutical, food
and hydraulic pressure, triggering safety shutdown when
hazardous conditions are detected or should be controlled. and beverage, and academic laboratories. Our products
These units are factory calibrated to deliver an output of 4mA have established the status of high quality and reliable
instruments, Temperature and process controllers, simplified
at 0 pressures and 20mA at full scale. Internal zero and span 3 digit to 4 digit multi controllers, nominal sizes of 48 x 48, 48
adjustment pots allows easy calibration and synchronisation x 96, 96 x 96mm.
with PLC, digital indicators and process controllers. Standard
threaded Process connections ranging from 1/8”, ¼”, 3/8”,
½” to 1”, flush diaphragm connection from ½”, ¾” and
1”special hygienic process connections like NW40, NW50
and 1 ½” to 2” Tri-clover.