Toshiba V Series Manual page 131

SRT01 module internal circuitry
RT1(A)
RT1(B)
RT1(b)
RT4(A)
RT4(B)
RT4(b)
Module connector
Insulated DC/
Current output
DC converter
Resistance
circuit
detection
Analog V/F converter
circuit
multiplexer
circuit
Fixed voltage power
supply circuit
System power supply
(24 Vdc)
Status
Signal
indicator/
isolation
switch
circuit
Internal CPU
circuit
RS-485 RS-485
trans- trans-
ceiver ceiver
Internal
power
supply Phase A
Dual I/O bus
5. PI/O Module
Phase B
117