SPECIFICATIONS
GENERAL
Maximum Rating between Poles............... 450V
Category.................................................... IV
FUSES
Type........................................................... HBC/HRC
Rate of Rupture......................................... Slow Blow
Current Rating........................................... 500mA
Voltage Rating........................................... 600V
Quantity..................................................... 2
VOLTMETER The Neon Voltage Scale Indication
Neon lit when Voltage > or = .................... 110V
Neon lit when Voltage > or = .................... 220V
Neon lit when Voltage > or = .................... 280V
Neon lit when Voltage > or = .................... 415V
Accuracy on both voltage display..............
±
20% of Rdg
Voltage Detector with LED
Led Lit when Voltage between Probes >.. 25V
±
20V
Voltage Detector with Buzzer
Buzzer Sounds when Voltage on tips >.... 25V
±
20V
MECHANICAL
Total Length.............................................. 1000m/m
Fiber Glass Length...................................
795 m/m
Weight ...................................................... 700g
ENVIRONMENTAL
Operating temperature Range.................
1
°
C to +55
°
C
Storage Temperature...............................
-20
°
C to +70
°
C
MATERIAL
Poles........................................................
Fiber Glass
Handles....................................................
Rubber
Body.........................................................
ABS
FUSES REPLACEMENT
Make sure the Double Check is not connected to anything
and that you are safe from any voltage carrying
conductors.
Unscrew the fuse cover
and remove the fuse from
inside it's holder. Check and
replace the faulty fuse with
the same type.
Place the new fuse in
it's holder and screw
the fuse cover back
into place correctly.
CLEANING
Clean the
instrument case with a cleaner and wipe with dry cloth.
CHANGING TIPS
Tips can be changed using 8mm thread type of
our manufacture only. Unscrew by turning the tip
Anti-clockwise. Replace with the new tip, then
screw the new tip clockwise. Do not over-tight.
TAKING CARE OF YOUR DOUBLE CHECK
Storage:
Always store your double check in its carrying case to
protect it against external physical damage. Take great
care of it by making sure it does not get ill-treated.
Verify it's proper working:
Before and after use, check that it is working properly.
Use a slightly damped cloth to clean the fiberglass. Do not
use chemicals other than the ones supplied.
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