1.4
SEL-734 Meter Instruction Manual Date Code 20090730
Introduction and Specifications
Hardware Connection Features
Hardware Connection Features
See Specifications on page 1.7 and Section 2: Installation for more
information on hardware and connections.
Figure 1.2 SEL-734 Inputs, Outputs, and Communications Ports
i4155a
CT Board
Ia, Ib, Ic, In
PT Board
Va, Vb, Vc, Vn
I/O Board
Expansion Slot #2
4 Inputs
4 Outputs (solid-state
or electromechanical)
or
4 Analog Outputs
4 Solid-State Outputs
Comm Board
Expansion Slot #1
EIA-485
Telephone Modem
EIA-232
Main Board
Ethernet
EIA-232
IRIG-B
EIA-232
Power Supply Board
2 Inputs
3 Outputs
Sealing provision
Courtesy of NationalSwitchgear.com