Davis Instruments Surge Protector, 7767 Install Manual
Product #7767
S
URGE
P
ROTECTOR
The Surge Protector provides increased protection from lightning-induced
power surges, power-cross conditions, and ground potential rises that may
occur in your system. You may use surge protectors on any system cable: sensor, sensor interface module/junction box-to-console, WeatherLink®, etc.
CAUTION:
Please note that we have made every attempt to provide a safe product, but Davis Instruments assumes no liability for any injury or damage caused directly or indirectly by the
installation or use of this product.
T
OOLS AND MATERIALS NEEDED FOR INSTALLATION
Y ou may need some or all of the following tools and materials to complete your
installation.
✦
Wire Cutter
✦
Wire Stripper or Knife
✦
Wrench or #10 Nut Driver
✦
Shelter
You should install surge protectors in a location protected from the
weather. Davis has a two shelters which are ideal for this purpose. The
Large Surge Protector Shelter (Product #7769) can house up to 12 surge
protectors. The Small Surge Protector Shelter (Product #7768) can house
up to 2 surge protectors.
P
REPARING
C
ABLE
If using standard cable, remove the modular connector from the ends of the
cable. Strip 1” (25 mm) of jacket (the black outer covering) from the cable. Strip
1/2” (12.5 mm) of insulation (the colored covering) from each wire in the cable.
If using shielded cable, strip 1” (25 mm) of jacket (the grey outer covering) and
shield (the foil-like inner covering) from the cable. Strip 1/2” (12.5 mm) of
insulation (the colored covering) from each wire in the cable.
Product Numbers: 7767
Davis Instruments Part Number: 7395-118
Surge Protector
Rev. B Manual (7/8/99)
This product complies with the essential protection requirements of the EC EMC
Directive 89/336/EC.
© Davis Instruments Corp. 1998. All rights reserved.
A
TTACHING
THE
C
ABLES
TO
THE
S
URGE
P
ROTECTOR
1. Pass the cables through the access holes in the base of the shelter being used.
Consult the shelter’s instruction manual for details.
2. Loosen the top hex nut on each post of the surge protector.
3. Place a wire from one cable between the first and second washers as shown below.
Bend the conductor around the screw post.
4. Place the same colored wire from the other cable between the second and third washers as shown below.
Bend the conductor around the screw post.
5. Tighten the hex nut until the wires are held securely in place.
A
TTACHING
W
IRES
TO
S
URGE
P
ROTECTORS
6. Repeat this procedure for each wire and each post on the surge protector.
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