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C7076A,D ADJUSTABLE SENSITIVITY ULTRAVIOLET FLAME DETECTORS
SPECIFICATIONS
Models:
C7076A—Adjustable sensitivity flame detector packaged in
standard housing. Used with R7476A and R7886 Dynamic
Self-Check Ultraviolet Amplifiers.
Line Voltage
(+10%, -15%)
100
120
200
220/240
c
117
a
Supplied by the appropriate flame safeguard control operating at the designated line voltage.
b
Does not include shutter power, which is supplied by the flame safeguard control.
c
For applications in South Africa.
Temperature Ratings:
Maximum Aspirator Temperature (C7076A only): 225°F
(107°C).
Ambient Operating Temperatures:
C7076A: -40°F to +160°F (-40°C to +71°C).
NOTE: Derate ambient temperature 1°F for every 13°F of
aspirator temperature over 160°F.
C7076D: -40°F to +160°F (-40°C to +71°C).
Storage Temperature Range:
-60°F to +185°F (-51°C to +85°C).
Sensitivity Selection:
Remote Sensitivity Selection: External switch can be wired to
select the setting sensitivity control, either A or B.
External Selector Switch: Must rated for switching 20 mA at
48 Vdc.
Sensitivity Adjustment:
Range: 400 to 1.
Sensitivity Controls: Two, labeled A and B, on plug-in
electronics chassis. Each can be set independently and
locked to prevent drift due to vibration.
ORDERING INFORMATION
When purchasing replacement and modernization products from your TRADELINE® wholesaler or distributor, refer to the
TRADELINE® Catalog or price sheets for complete ordering number.
If you have additional questions, need further information, or would like to comment on our products or services, please write or
phone:
1. Your local Honeywell Automation and Control Products Sales Office (check white pages of your phone directory).
2. Honeywell Customer Care
1985 Douglas Drive North
Minneapolis, Minnesota 55422-4386
3. http://customer.honeywell.com or http://customer.honeywell.ca
International Sales and Service Offices in all principal cities of the world. Manufacturing in Australia, Canada, Finland, France,
Germany, Japan, Mexico, Netherlands, Spain, Taiwan, United Kingdom, U.S.A.
95-8269—04
Table 1. Electrical Ratings.
Frequency (Hz)
50/60
100
60
120
50/60
120
50/60
120
50
117
C7076D—Adjustable sensitivity flame detector packaged in
explosion-proof housing. Used with R7476A and R7886
Dynamic Self-Check Ultraviolet Amplifiers.
Electrical Ratings: See Table 1.
a
Shutter Voltage
7
7
7
7
7
Flame Signal Amplifiers:
R7476A or R7886 Dynamic Self-Check Ultraviolet Amplifier;
order separately.
Flame Signal:
Measured at flame current meter jack on C7076: 1.4 to 5.5
mA nominal.
Measured at flame current meter jack on R7476A amplifier:
2.5 to 5.5 mA nominal.
Measured at flame voltage meter jack on R7886 amplifier: 0.0
to 5.0 Vdc.
Shutter Frequency:
R7476A: 1.25 Hz nominal. Interrupts the line-of-sight of the
detector about 75 times per minute to provide
self-checking.
R7886: One test every 5 seconds to provide self-checking.
Pressure:
C7076A quartz viewing lens: 20 psig (138 kPa) maximum.
C7076D quartz viewing lens: 142 psig (981 kPa) maximum.
2
Maximum Power Consumption
Watts
14
14
14
14
14
b
VA
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