INTRODUCTION
3
Install the Ground
IMPORTANT: An earth ground rod is strongly recommended and should be no
INTRODUCTION
further than 12 feet (3.7 m) from the CAPXM and use a minimum of 12 gauge
wire in most cases. The type and length of earth ground rods vary by region.
Contact the AHJ (Authority Having Jurisdiction) in the municipality where
you plan to install the CAPXM for correct grounding materials and installation
procedures. A proper ground is critical to minimizing risk for the CAPXM from
damaging electrical transients.
INTRODUCTION
1. Connect the ground wire (12 AWG or larger) to the CAPXM main earth
ground connection.
2. Run the wire from the CAPXM to suitable earth ground.
NOTE: Shield connections on boards should not be connected to main earth
ground connection.
NOTE: Keep ground wire as
straight as possible.
Earth ground rod
PRE-INSTALL
PRE-INSTALL
PRE-INSTALL
Main Earth Ground
Connection
Typical ground
12 AWG minimum
12 feet (3.7 m) maximum
Check national
and local codes
for proper depth
INSTALL
INSTALL
INSTALL
Ground wire
14
NETWORK
ACCESS CONTROL
To AVOID damaging gas, power or
NETWORK
ACCESS CONTROL
other underground utility lines,
contact underground utility locating
companies BEFORE digging.
NETWORK
ACCESS CONTROL
Other ground sources within
12 feet of access control panel
Ground to
metallic cold
water pipe
Ground to
existing
electrical
system