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Resolution:
Accuracy:
Temperature range:
Sender materials:
Sender length range:
Display mounting panel:
Power requirements:
Pump & heater switches:
Wiring:
LPG sender:
CHAPTER 9
SPECIFICATIONS
3/8 inch (10 mm)
+/- 8% or better, limited by resolution and tank height and
shape
+32 to +140° F (0 to + 60° C)
0.008" thick glass epoxy circuit board with conformal
coating for circuit protection. Laminated on the back with
3M 300LSE Bonding Adhesive.
4-1/2 to 12 inches, which will measure tank heights from
5" to 14" (single sender) and up to 26" (dual senders).
Black panel, approximately 4" wide by 2.8" high by 1"
thick (102mm wide X 71mm high X 25mm deep). Panel
screws to wall.
Display requires 12 volts from the RV battery; the system
will function from 11 volts to 16 volts. Current drain is
less than 200mA.
The switches are rated for a maximum of 6 amps. A relay
is required if more than 6 amps is needed.
A single two wire conductor required from the display to
the senders. All the senders are wired in parallel. 12 V
power and ground required for display. Single wire
required for LPG sender if sender grounded at tank.
Display will work with an LPG sender resistance of 0-50
ohms to 0-500 ohms. Display shows increasing level as
resistance increases. System must be calibrated with the
LP tank full.
21
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