Specifications; Ordering Information - Honeywell R4795A Manual

R4795A
SPECIFICATIONS • ORDERING INFORMATION
R4795A Flame Safeguard Primary Control recycles once
after flame failure to try to re-establish pilot before lockout.
Use with R7289A Amplifier and rectifying flame rod, recti-
fying photocell, or C7012A,C Purple Peeper Ultraviolet
Flame Detector; or with R7290A Amplifier and C7027A,
C7035A, or C7044A Minipeeper Ultraviolet Flame Detector.
AMBIENT TEMPERATURE RATINGS:
Minimum: -20°F (-29°C). Special models to -40°F (-40°C).
Maximum: +125°F (52°C) at 60 Hz; +115°F (46°C) at
50 Hz. -40°F (-40°C) models have maximum ambient
of +115°F (46°C) at 60 Hz, +105°F (40°C) at 50 Hz.
Subtract 10°F (6°C) when optional alarm contacts are
included.
ELECTRICAL RATINGS:
Voltage and Frequency: Single voltage models only:
100V, 120V, 200V, 220V, 50/60 Hz. As ordered.
When purchasing replacement and modernization products from your TRADELINE
®
TRADELINE catalog or price sheets for complete ordering number, or specify:
1. Order number.
2. Voltage and frequency.
Order separately:
1. R7289A Rectification Amplifier,
or R7290A Ultraviolet Amplifier.
Specify flame failure response time.
2. Flame detector to match amplifier.
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 Home and Building Control sales office (check white pages of phone directory).
2. Home and Building Control Customer Logistics
Honeywell Inc., 1985 Douglas Drive North
Minneapolis, Minnesota 55422-4386
In Canada—Honeywell Controls Limited/Honeywell Limitée, 35 Dynamic Drive, Scarborough, Ontario M1V 4Z9. International
sales and service offices in all principal cities of the world. Manufacturing in Australia, Canada, Finland, France, Germany, Japan,
Mexico, Netherlands, Taiwan, United Kingdom, U.S.A.
60-2285—7
Power Consumption (at 60 Hz):
6.0W max using rectifying flame rod or photocell.
8.0W max using ultraviolet flame detector.
FLAME FAILURE RESPONSE TIME: 0.8 or 3 seconds
nominal, as ordered.
SAFETY SWITCH TIMING (LOCKOUT TIMING): 15 sec-
onds nominal.
RECYCLE TIME: Almost immediate after Flame Failure
Response Time.
FLAME ESTABLISHING PERIOD: May last up to safety
switch lockout time or until flame is recognized by
device.
ALARM CONTACTS (Optional): Isolated spdt contacts.
Male quick-connect terminals (female quick-connects
included). See Terminal Ratings. –40°F (–40°C) models
have isolated spdt alarm contacts.

Ordering Information

3. Flame failure response time.
4. Alarm contacts, if desired (included with -40°F [-40°C] models.)
3. Plug-in prepurge timer model number
and timing (7, 10, 30, 60, or 90 seconds).
4. Q270A1024 Mounting Subbase.
5. Accessories, if desired.
2

Specifications

®
wholesaler or your distributor, refer to the