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Ordering Info
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Crompton ANSI style 077-Switchboard Meter Relay Prices
 
Single and double relays for high, low and high-low control.
Large 4.5" display viewable from several yards away. Several choices of external
power supply and scaled to suite.
CAT NUMBER
FUNCTION
 
PRICE
077-302A
2 Output Relays, 2 Set Points High/Low Control
$548.60
077-301A
1 Output Relay, 1 Set Point High Control Only
$548.60
077-307A
1 Output Relay, 1 Set Point Low Control Only
$915.72
077-300A
1 Output Relay, 2 Set Point High/Low Level Control
$603.72
077-30TA
2 Output Relays, 2 Set Points, High/Low Control
$806.00
Thermocouple Applications (Specify Type)
 
Fitted with cold junction compensation circuitry.
 
077-30RA
2 Output Relays, 2 Set Points, as 077-30TA but for R.T.D. application (Specify 10 ohm copper or 100 ohm platinum)
$893.36
077-303A
2 Output Relays, 2 Set Points, both relays Upscale Energize
$893.36
Downscale Energize, Low Relay Upscale Energize
 
077-305A
2 Output Relays, 2 Set Points, both Relays Downscale Energize
$893.36
NOTE: SPECIFY CALIBRATION INFORMATION (SEE BELOW ORDERING INFORMATION)
EXTERNAL POWER SUPPLY
An external AC or DC supply is required for operation of all Meter Relays and must be specified at the time of ordering
AC- Standard unit will accept 120V or 240V 60 Hz.  (selectable internally at factory)    DC- 12V, 24V, 48V and 125V DC.
NOTE:  External Supplies derived from rectified AC must be externally filtered to minimize Ripple Content.
SCALES
Standard scales may be selected from the 1, 1.5, 2, 3, 4, 5, 6, 8, 10 and multiples of 10 or 100 in our standard face type.  Any caption using our standard face type may be specified.  Center-zero scales are standard where the end value is listed in the above series.
RELAY STATE INDICATORS
Red LED relay state indicators are fitted in dial as standard at no extra charge.
OPTIONAL EXTRAS
CODE
PRICE
4-20mA DC Suppressed Zero Input
HG
$45.24
5A AC INPUT A 5A/10mA internal C.T. is fitted permitting connection to the secondary of an external CT
LS
$45.24
Any Standard AC Voltage input 0/300 Max
 
43.68
Dual Scale   31.20
Finger Knobs   30.00
Latching relay/relays(077-301A, 077-302A, 077-307A only) specify.
Contact Factory
$52.00
12V, 24V, or 48V External Power
MU, BD, NR
$58.25
125V DC External Power
Z2
$58.25
Other options and special features available upon request.
Contact Factory