1-49
IM 04L51B01-01EN
Configuring the GX/GP
1
1.4.2 Setting Alarms
Path
GX/GP: MENU key > Browse tab > Setting > Setting menu Pulse input channel settings
> Alarm
Web application: Config. tab > Pulse input channel settings > Channel range (display
example: 0701-0710) > Alarm
Hardware configurator: Pulse input channel settings > Channel range (display example:
0701-0710) > Alarm
Description
Setup Item Selectable Range or Options Default Value
First-CH Pulse input channel —
Last-CH Pulse input channel —
First-CH, Last-CH
Set the target channels. The channels that you can specify appear depending on the module
configuration.
Level 1, Level 2, Level 3, Level 4
Setup Item Selectable Range or Options Default Value
On/Off Off, On Off
Type
1
H: High limit, L: Low limit, R: High limit on rate-
of-change, r: Low limit on rate-of-change, T:
Delay high limit, t: Delay low limit, h:Difference
high limit,
2
l: Difference low limit
2
Off
Alarm value
1
Within the setting range 0
Hysteresis
1, 4
Numeric value
When Calculation is set to Off or Delta: 0 to
5% of range setting
When math is set to Linear scaling: 0 to
100000
5
Logging
1
Off, On On
Output type
1
Off, Relay, Internal switch Off
Output No.
3
DO channel or internal switch number —
1 Appears when Level (1 to 4) is set to On.
2 Appears when Calculation of the range setting is set to Delta.
3 Appears when Output No. is not set to Off.
4 Appears when the type is set to high limit, low limit, difference high limit, or difference low limit.
On/Off
To use an alarm level (1 to 4), set this to On.
Type
Set the alarm type.
For details, see page 1-19 in section 1.2.2, “Setting Alarms”.
Alarms of channels set to difference calculation are set in the position shown in the figure
below.
Input value
Measured value on the reference channel
H, L, T, t R, r, h, l
Measured value
—
Value
Set the alarm value for the specified alarm type.
For details, see page 1-19 in section 1.2.2, “Setting Alarms”.
Hysteresis
Set this to establish an offset between the value used to activate and release alarms.
1.4 Configuring Pulse Input Channels (Release number 3 and later)