RF40 V1.2 4/04
2
-60(63%)
-50(60%)
-40(57%)
-30(53%)
-20(49%)
-10(44%)
-5(41%)
+0(38%)
+5(34%)
+10(30%)
+15(25%)
+20(19%)
+25(12%)
F
PROPYLENE
GLYCOL
-60(59%)
-50(56%)
-40(52%)
-30(48%)
-20(44%)
-10(39%)
-5(36%)
+0(33%)
+5(29%)
+10(25%)
+15(21%)
+20(16%)
+25(10%)
ETHYLENE
GLYCOL
WATERLINE
F
1.30
1.25
1.20
1.15
Warranty
EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and
workmanship for one year from date of shipment (a six month limited warranty applies on sensors and
cables). If it should become necessary to return the instrument for service during or beyond the warranty
period, contact the Customer Service Department at (781) 890-7440 ext. 210 for authorization or visit our
website at www.extech.com
(click on ‘Contact Extech’ and go to ‘Service Department’ to request an RA
number). A Return Authorization (RA) number must be issued before any product is returned to Extech. The
sender is responsible for shipping charges, freight, insurance and proper packaging to prevent damage in
transit. This warranty does not apply to defects resulting from action of the user such as misuse, improper
wiring, operation outside of specification, improper maintenance or repair, or unauthorized modification.
Extech specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and
will not be liable for any direct, indirect, incidental or consequential damages. Extech's total liability is limited
to repair or replacement of the product. The warranty set forth above is inclusive and no other warranty,
whether written or oral, is expressed or implied.
Specifications
Range -60 to 32°F Propylene and ethylene glycol freeze point
1.15 to 1.30 specific gravity of battery acid
Resolution 10°F glycol freeze point; 0.01 specific gravity of battery acid
Dimensions 6.5x1.5x1.5" (165x38x38mm)
Weight 7.0 oz. (200g)
Description
1. Prism
2. Cover Plate
3. Adjustment Screw
4. Mirror Tube
5. Eyepiece
1 2 3 4 5
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