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between 32°F and 68°F (0° to 20°C) and a relative
humidity between 15 and 90 percent.
Always calibrate after replacing the sensing element.
Refer to the "Ordering Information" section of this
manual for a list of part numbers.
DEVICE REPAIR AND RETURN
Prior to returning devices or components, contact
the nearest local Detector Electronics office so
that a Service Order number can be assigned. A
written statement describing the malfunction must
accompany the returned device or component to
expedite finding the cause of the failure.
Pack the unit or component properly. Use sufficient
packing material in addition to an anti-static bag
or aluminum-backed cardboard as protection from
electrostatic discharge.
Return all equipment transportation prepaid to the
factory in Minneapolis.
ORDERING INFORMATION
Sensors and transmitters must be ordered separately
from the controller. When ordering please specify:
R8471B H
S Controller
2
Specify base or premium model, 3U or 4U height, and
0 to 100, 0 to 50 or 0 to 20 ppm range.
MOUNTING RACKS
A mounting rack is required for controller installation.
3U racks are used with gas controllers only. 4U racks
can house gas or flame controllers in any combina-
tion. See Figures 9 and 10. Rack sizes are available
to handle up to 8 flame controllers or up to 16 gas
controllers.
SENSOR
C7064C Sensor Housing
C7064E Sensor Housing
Electrochemical Sensing Element
Sensor Junction Box
2.1
ACCESSORIES
Silicone Free Grease
Open Frame Power Supply - 3.6 amperes at 24 vdc
Open Frame Power Supply - 12 amperes at 24 vdc
W4810 Power Supply mounted in explosion-proof
enclosure, 24 vdc.
CALIBRATION EQUIPMENT
H
S Calibration Kit (for use with electrochemical sen-
2
sors only) includes regulator, hose, calibration
cup, and two cylinders of calibration gas.
Ampoule Calibration Kit (includes six 10 ppm
ampoules and six 40 ppm ampoules). Used with
small systems.
H
S Air Dilution Calibration System (not certified for
2
use in hazardous locations). Used with large sys-
tems.
REPLACEMENT PARTS
Electrochemical Sensing Element
Hydrophobic Filter
Gas Bottle for Calibration Kit - 50 ppm
APPLICATION ASSISTANCE
For assistance in ordering a system to fit your
application, please contact:
Detector Electronics Corporation
6901 West 110th Street
Minneapolis, Minnesota 55438 USA
Operator: (952) 941-5665 or (800) 765-FIRE
Customer Service: (952) 946-6491
Fax: (952) 829-8750
Web site: www.det-tronics.com
E-mail: detronics@detronics.com
23
95-8401
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