RKI Instruments TAN-5000 Series - Manual (Page 12)

3 Product Components 3-6. Block diagram
TAN-5000 - 12 -
3-6. Block diagram
TAN-5000
Indicator/alarm unit (option)
Controller
(CPU)
POWER INPUT
(24 VDC)
Power supply part
Common gas alarm contact
(ALM1, ALM2)
Common fault alarm contact
(FAULT)
* Standard setting of contact
activation
- De-energized
(De-energized at a normal
environment)
- "a" contact
(Closed contact at an alarm
time)
Alarm contact controller
Output
Reset signal
Input
Gas alarm signal (ALM1, ALM2)
Fault alarm signal (FAULT)
*1: The buzzer stop switch is mounted only
if the alarm activation is the lock-in type.
Display
(POWER) (FAULT)
Operating unit
(RESET) (BUZZER STOP) *1
Buzzer