| Analog
Meter Relays / Analog Controllers - Beede has a full line of optical
meter relays that can be driven by virtually any source. They feature
solid state, optical non-contacting infrared sensing that is immune
to outside light. Different setpoint controls, case styles and sizes
are available to fit your application. Special space saver Meter
relays are designed to reduce the amount of panel space needed by
separating the relay electronics from the meter.
For over 50 years,
Beede has been the recognized leader in highly dependable, long-term
performance meter relays. Meter relays with style, performance,
versatility and fast delivery. Compare our meter relay quality
and pricing to others, and you will select Beede Meter Relays.
Control
Meter Relay - How do they work?
Beede
Analog Meter Relays - Style, Performance and Versatility.
Which Analog
Meter Relay to Order?
Two models:
- The Beede MR2,
which is characterized by a centrally located, dual concentric,
setpoint control knob assembly and full view set pointers.
- The Beede MR4,
which is characterized by offset control knobs with gear driven
set pointers neatly recessed behind the dial for more accurate
set point positioning.
Two
cases:
- The Centurion
with molded high impact Norlฎ resin (N-190) case and glass window
for tough environments.
- The QA with
a clear Lexanฎ front for where the environment is friendlier
MR2
and MR4 Mechanical Specifications
MR2
and MR4 Space Saver
Both meters come
in 3 and 4 inch and both have optical, non-contacting set points
with continuous indication. The solid state optics are completely
immune to light. They come as a complete unit with integral power
supply and relays or as a meter with set pointers and optical
switching elements only. The IRLED light sources are solid state
for long life. The setpoint control knobs are designed for rough
handling.
Both have a coincidence
within 1% of full scale over the operating span, and indication
accuracy of ฑ2% of full scale, ฑ1% optional. Deadband of 0.5%.
Ambient temperature range of -20บF to +165บF.
Silver cadmium
oxide, gold finished contacts are rated 5 amps A.C. resistive
@ 115 to 230 VAC.
Isolation voltage
is 1500 VRMS, rear terminals to panel.
Power requirements
are 115/230 VAC @ 47 to 63 Hz with power consumption at 5 watts
max. 12 to 24 VDC is optional.
Standard
relay operating logic for all Beede controllers is "Failsafe
Mode".
How
to order Beede Analog Meter Relays
For
fast delivery of our most popular models in quantities of 25 or
less per order, contact Mod-Tronic Instruments Limited.
|
