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How to Order Beede Electrical Instrument Co. Meter Relays
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When ordering Meter relays please include the following information.
- complete Meter relay model identification number
- direct drive, optemp or optronic
- choice of options
- single input information
Options
A-Input Power
A-00 Standard 115/230 VAC @ 47 to 63hz
A-01 12 to 24 VDC
A-10 -30 to +80VDC
B-Relay Operating Logic
B-00 Standard "Fail Safe"
B-01 Reversed High and Low
B-02 Reversed Low only (High-High)
B-03 Reversed High only (Low-Low)
B-04 Single High Construction, Low operation
B-05 Delayed relay switching-single set pt.
B-06 Delayed dual relay switching-double set pt.
B-07 Delayed low relay switching-double set pt.
C-Load Relay Connection Configuration
C-20 Double Set Point (2 S.P.D.T. Relays)
Single Set Point (1 D.P.D.T. Relay)
C-21 D.P.D.T. Relay For Each Set Point
C-22 D.P.D.T. High Relay, S.P.D.T. Low Relay
C-23 S.P.D.T. High Relay D.P.D.T. Low Relay
C-24 Signal Source For Remote Meter
C-91 High relay output is reversed
C-93 C-20 For Use With Option Board
C-95 NO REAR TERMINAL BOARD OR WIRES
C-97 High and low relay outputs reversed
D-Built-in Alarm Lights & Reset Switches
LEFT SIDE RIGHT SIDE D-00 None None
D-01 - Light "On" Above High S.P.
D-02 Light "On" Below Low S.P. -
D-03 Light "On" Below Low S.P. Light "On" Above High S.P.
D-04 - High S.P. Reset Switch
D-05 Low S.P. Reset Switch -
D-06 Reset Switches both Low & High S.P.'s
D-07 High S.P. Reset Switch w/Light "On" Above High S.P.
D-08 Low S.P. Reset Switch w/Light "On" Below Low S.P.
D-09 Low S.P. Reset Switch w/Light "On" Above High S.P.
D-10 High S.P. Reset Switch w/Light "On" Below Low S.P.
D-11 Light "On" Below High S.P.
D-12 Light "On" Above Low S.P.
D-13 NOT USED
D-14 Light "On" Above High S.P.
Single Switch Resets Both Latch Circuits
F-Special Features
F-00 Standard-NO SPECIAL FEATURES
F-01 MR2 Tamperproof single set pt.
MR4 Screwdriver adjustable Single set pt.
F-02 Preset High/Adjustable Low set pt.'s
F-03 Fixed Differential SP's
F-04 Fixed Position single set pt.
F-05 NOT USED
F-06 Preset Low/Adjustable High set pt.'s
F-07 Rear Terminal Board Safety Cover
F-08 MR2 Tamperproof double set pt.
MR4 Screwdriver Adjustable double set pt.
F-09 MR4 Single Low set pt. with left hand knob
MR2 Single Low set pt.
F-10 Dust & Splash Resistant
H-Latching Modes
H-00 Standard High and Low Latching Provided
H-01 High Latching Only
H-02 Low Latching Only
H-03 No Latching Provided
H-04 High Relay Unlatches Low Set
Low Relay Unlatches High Set
H-05 thru H-09 NOT USED
H-10 Delayed Latch, Both Set Points
H-11 Delayed Latch, High Set Points Only
H-12 Delayed Latch, Low Set Point Only
J-Additional Options*
J-01 Thermistor Bridge Input
J-02 RTD Bridge Input
J-03 AC current Measurement (direct)
J-04 Thermocouple Input
J-05 DC Millivolt Meter
J-06 Multiple Thermocouple Average
J-07 NOT USED
J-08 AC Motor Load
J-10 Megohmmeter
J-11 4-wire RTD Input
J-12 DC Microammeter
J-13 Adj. Freq. Current Source
J-14 +- 15VDC Output
J-15 Input Signal Suppression
J-21 Analog DC Output
* with some J-options input power is limited to either 115 or 230VAC
Model Identification
MR __ - __ __ - __ __ - __ __
first space = model "2"
second space = set points "1"(single) "2" (double)
third space = size "3" (3 inch) "4" (4 inch)
fourth & fifth spaces = case type & mounting
"05" MR2 Surface Mount
"06" MR2 Behind Panel Mount
"07" MR4 Surface Mount
"08" MR4 Behind Panel Mount
All above are CENTURION style
"13" MR4 QA Surface Mount
sixth & seventh spaces = package type
"00" Standard, complete unit
"01"Optical element only
"02" Separate Control PackageEXAMPLE:
MR 4 - 2 4 - 0 7 - 0 1Model MR4, Double Set Point, 4" Size Centurion surface mount, Optical Element Only
Mod Center/Distributor Service
For fast delivery of our most popular models in quantities of 25 or less per order, contact your local Beede Meter Modification/Distribution Center. In addition to off-the-shelf availability of meter relays, the Mod Center can provide you with application assistance and design special meter scales or ranges to suit your particular need.
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