YOKOGAWA ROTAMASS Total Insight - Status input Sin; 7.4.7 Power supply

Quick Reference Instruction Manual for Spare
Transmitter replacement
Wiring
62 / 76
IM01U10A01-00EN-R, 1
st
edition, 2019-12-09
Active pulse
output P/Sout
with internal
pull-up resistor
Value
Internal power supply 24 V
DC
±20 %
Internal pull-up resistor 2.2 kΩ
Maximum pulse rate 10000 pulses/s
Frequency range 0 – 12.5 kHz
P/Sout+
P/Sout-
24 V
0 V
ROTAMASS
1
Fig.37: Active pulse output P/Sout with internal pull-up resistor
① Electronic counter
Passive pulse
output
Value
Maximum load current ≤ 200 mA
Power supply ≤ 30 V
DC
Maximum pulse rate 10000 pulses/s
Frequency range 0 – 12.5 kHz
ROTAMASS
Pulse+
Pulse-
321
Fig.38: Passive pulse output connection with electronic counter
① Passive pulse
② Load resistance
③ Electronic counter
ROTAMASS
Pulse+
Pulse-
3
2
1
Fig.39: Passive pulse output connection with electromechanical counter
① Passive pulse
② Protective diode
③ Electromechanical counter