Taking Alarm Operation - RS Pro RS-5322 Manuel D'instructions

PM2.5 AIR QUALITY MONITOR / EN
5. Press MAX key for 3 seconds to exit this mode and store the recorded
data to memory.

6-7 Taking Alarm Operation

1. Quantity for alarm operation
Alarm setpoints:
An alarm monitors the quantity chosen for the alarm operation. When
the measured value is in between the "high" and "low" limit values,
the alarm is OFF. When choosing low value as "high" value and
higher value as "low" value, the alarm is OFF when the measured
value is not between the setpoints. You can also set only one
setpoints.
The figure for illustrative examples of the different measurement-
based alarm operation modes.
Hysteresis function is to prevent the alarm operation back and forth
when the measured value is near to the setpoint values. Hysteresis
value should be smaller than difference of the setpoints.
The following figure for illustrative examples of the different
measurement-based alarm output modes.
Mode 1: Only "high" setpoint set.
measured
value
Alarm is ON when value is
above the setpoint.
16
MODE 2: Only "low" setpoint set.
measured
value
A
A-h
Alarm is ON when value
is below the setpoint.
05/24/18 Version No. 00
B+h
B
time