L-740FF-1-E
FOUNDATION Fieldbus-compliant ALTImass series
①
Using a hex wrench, take off latch fitting
screw (M3 hex socket head).
②
Using a flat tool, slowly turn the terminal
cover counterclockwise to loosen and then turn
further by hand. (Use care to avoid damaging
the finish.)
③
Removing the terminal cover provides access to the cable entry and the power board holding
the power and output signal terminal blocks. The customer is required to furnish crimp style
terminals for power and output signal wiring connections.
Status input/output
terminal block ※1
Communication signal
terminal block
Power terminal block
(M4 screws)
Analog output and pulse output
terminal block (M3 screws) ※1
・
Power terminal block Recommended crimp terminal: round shaped, max. O.D. 8.1mm for M4
・
Output signal terminal block Recommended crimp terminal: round shaped, max. O.D. 7.2mm
for M3
※
1
・
Status in/out and communication signal terminal blocks are of screw type and require no crimp
style terminal. (Allowable cable: 0.16 to 1.25mm
2
)
3.2 Wiring Procedure
3.2.1 Cable Gland
Cable gland and applicable cable sizes vary depending on explosionproof specifications. For details,
refer to "10.5.2 About handling of the flameproof enclosure" in Instruction Manual L-740.
3.2.2 Power and Communication Signal Cable Connections (Common to Integral and Separate Types)
Terminals for wiring connections are found at the back of transmitter housing. Remove the terminal cover
and make wiring connections.
Fig.3.2
Fig.3.3
Fig.3.4
※
1: Does not function for FOUNDATION fieldbus communication specification.
Main power supply fuse
(replaceable) 2A, 250V
