User Manual

A3 ALPHA® with SynergyNet® communications 2
Figure 1. Location of internal antenna
CONNECTING AN EXTERNAL ANTENNA
NOTICE
Installation of an external antenna must be performed by a utility company professional meter installer or contract personnel
hired by the utility company to perform electricity meter installation.
WARNING
!
Use approved utility safety procedures while installing the external antenna and meter RF output cable in the meter socket
box. Dangerous voltages may be present. Assure that there is sufficient clearance between any line-energized socket part
and the exposed metal of the antenna connectors. Also assure that the external antenna is electrically bonded to the meter
socket box. Failing to follow approved utility safety procedures, failing to allow sufficient clearance, or failing to electrically
bond the external antenna to the meter socket box may result in equipment damage, personal injury, or death.
The A3 ALPHA meter with the SynergyNet NIC option board has been certified for operation with the following antennas.
Antennas not included in this list are strictly prohibited for use with this device.
• Internal antenna: Honeywell Smart Energy electricity metering P/N: 1B12150H01
• Local external antennas: Laird/Antenex TRA9023P (3.1 dBi) for use only with metal service cabinets and meter sockets;
Laird/Antenex TRA9023NP (3.1 dBi) for use only with non-metal service cabinets
• Remote external antennas: PCTEL/MAXRAD P/N MFB9150 (2.15 dBi); PCTEL/MAXRAD P/N MFB 9153 (5.15 dBi)
The external antenna connects to the SynergyNet NIC option board using a connector lead as shown in Figure 2. There are two
options available for connecting an external antenna:
• Local external antenna
• Remote external antenna
SynergyNet NIC
internal antenna
A3 ALPHA meter
electronic assembly