Comptus A70-DL0 Instruction Manual Download Page 18

18

LIMITED WARRANTY

COMPTUS   extends this warranty to the original
consumer only. Any product manufactured by
Comptus is warranted against defect for a period of
ONE YEAR beginning on the date of purchase by
the consumer or two years beginning on the date of
purchase from Comptus by the authorized dealer,
whichever expires sooner.

TO OBTAIN WARRANTY SERVICE, the
purchaser must contact Comptus and receive
return authorization. Such correspondence
should be addressed to: Comptus, 202 Tamarack
Rd., Thornton, N.H. 03285. All warranty service is
performed at the factory. All incidental expenses,
including shipment of products to Comptus by the
purchaser, shall be the sole responsibility of the
purchaser.
WARRANTY SERVICE is at the sole discretion
of Comptus and free of charge for parts and
labor. Under the above terms, Comptus will
repair or replace the defective component(s),
provided that:

a)   the product has not been subjected to abuse,
neglect, accident, alteration, improper installa-
tion or servicing, or used in violation of instruc-
tions furnished by Comptus;

b)   the product has not been repaired or altered
by anyone except Comptus or its authorized
service agencies;

c)   the serial number has not been defaced,
removed, or otherwise changed;

d)   the damage has not been caused by acts of
nature including windstorm and hail beyond
those specified as within the range of operating
conditions;

e)   the damage has not been caused by shipping.

THIS WARRANTY IS IN PLACE OF ALL
OBLIGATIONS OR

 

LIABILITIES ON THE

PART OF COMPTUS FOR DAMAGES. IT
DOES NOT APPLY TO ANY COMPONENT
OR EQUIPMENT

 

RESOLD BY COMPTUS

IN ITS ORIGINAL CONDITION AS

 

RE-

CEIVED BY COMPTUS FROM THE
MANUFACTURER OR

 

DISTRIBUTOR,

AMONG THE DAMAGES EXCLUDED
FROM THIS

 

WARRANTY ARE ANY INCI-

DENTAL OR CONSEQUENTIAL

 

DAM-

AGES ARISING OUT OF OR IN CONNEC-
TION WITH THE

 

PRODUCT IN ANY

WAY. Any implied warranties are

 

limited in

duration to the duration of the written

 

war-

ranty. No representative or person is

 

autho-

rized to give any other warranty or assume
for Comptus any other liability in connection
with the

 

sale of its products.

THIS WARRANTY GIVES YOU SPECIFIC
LEGAL RIGHTS, AND YOU MAY ALSO HAVE
OTHER RIGHTS WHICH VARY FROM STATE
TO STATE. SOME STATES DO NOT ALLOW
THE EXCLUSION OR LIMITATION OF INCI-
DENTAL OR CONSEQUENTIAL DAMAGES
OR LIMITATIONS ON HOW LONG AN IM-
PLIED WARRANTY LASTS, SO THE ABOVE
LIMITATIONS AND/OR EXCLUSIONS MAY
NOT APPLY TO YOU. This warranty complies
with the Magnuson-Moss Consumer Warranty Act,
and completely replaces any warranty printed on
promotional material describing products of
Comptus Inc.

HOW TO RETURN EQUIPMENT TO

Summary of Contents for A70-DL0

Page 1: ...1 INSTRUCTION MANUAL for WIND DIRECTION TRANSMITTER MODELA70 DL0 DOCUMENT 1147 Version K Model A70 DL __XX____ 360o Range ______ 540o Range A75 302 Wind Vane Track Mounted Transmitter...

Page 2: ...he same wire pair Two wind direction ranges 0 360 o and 0 540 o are available The 540 o range is recom mended if a mechanical chart recorder will record wind direction This range reduces transitions f...

Page 3: ...nics 1 Sensor See Separate Specs Loop Resistance Excit Voltage 9 X 50 ohms Max Temperature Range Electronics 0 o 60 o C standard 20 o 70 o C extended Sensor See Separate Specs Dimensions NEMA 12 Box 3...

Page 4: ...verts the output voltage from the wind vane which is proportional to azimuth to a dc current The current varies linearly from 4 ma at zero degrees azimuth to 20 ma at 360 degrees azimuth The Transmitt...

Page 5: ...5 Figure 5 Direction Vane Mounting Diagram...

Page 6: ...6 Figure 6 Transmitter Connection Diagram...

Page 7: ...7 Figure 7 MultipleTransmitters with One PowerSupply...

Page 8: ...Excitation Voltage R V 10 Vdc X 50 The resistance of various gages of copper wire is given in Table 1 Table 1 Wire Gage Resistance in AWG Ohms per foot 12 0016 14 0026 16 0041 18 0065 20 0103 22 0165...

Page 9: ...forty or fifty feet high a tower commonly used for TV antenna support consisting of concentric pieces oftubingapproximatelytenfeetlong guyedateach section issuitable Abovethisheightself supporting org...

Page 10: ...10 Figure 9 Poor Wind Sensor Placement Over Vertical Wall Figure 10 NorthAlignment Mark...

Page 11: ...bottom of the wind vane housing Attach the sensor cable to these studs being careful to tighten only the outer 4 hex nut to 3 inch pounds torque If the inner nut is loosened or the nuts are tightened...

Page 12: ...rmula 2 Figure 11 Graph ofWind DirectionTransfer Function 360o Range 0 180 360 4 12 20 Loop Current in mA Wind Azimuth Degrees N E S W N 540 Degree Wind Direction Scale The wind direction may be deter...

Page 13: ...0 0 4 1 2 2 0 Voltage Loop Current milliamperes ICING Under some conditions operation of the wind vane will be degraded by the presence of ice This most often occurs as the result of freezing rain The...

Page 14: ...the wind direction gain WIND DIRECTION TRANSMITTER The adjustments may be sealed with electronic grade silicon rubber to prevent tampering by unauthorized personnel 1 Connect a jumper between terminal...

Page 15: ...is fuel in the tank before replac ing the engine If the electronic equipment doesn t function verify that it has power and is turned on Systems containing parts which can be quickly interchanged are...

Page 16: ...ion is open or the signal terminal is short circuited to the positive excitation terminal If the output is constantly just East of North then the positive excitation terminal is open or the signal ter...

Page 17: ...resistance between the direction vane signal lead and either of the excitation terminals should be less than 10000 10K ohms If the resistance values differ radically from the above then the vane or t...

Page 18: ...aced removed or otherwise changed d the damage has not been caused by acts of nature including windstorm and hail beyond those specified as within the range of operating conditions e the damage has no...

Page 19: ...em 4 If the equipment is packaged in a plastic case wrapitinaluminumfoilorotherconductive material Thiswillprotectitfromstaticelectricity aswellaspreventthepackingmaterialfrom jammingmechanicalparts s...

Page 20: ...20 WWW COMPTUS COM Phone 603 726 7500 Fax 603 726 7502...

Page 21: ...1 Protective boot _______ 1 Instruction Manual _______ 2 Hose Clamps _______ 1 Certificate of Calibration _______ IMPORTANT Please check your order on receipt to be certain all listed accessories are...

Page 22: ...22 WWW COMPTUS COM Phone 603 726 7500 Fax 603 726 7502...

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