SMC Networks HEC002-A5 - 9 Alarm; 9.1 How to Identify Alarm; 9.2 Alarm indication

Alarm
HEC002-A/HEC006-A 9-1
9 Alarm
This chapter explains the various alarms that the product has.
9.1 How to Identify Alarm
The alarm is identified as shown on the following table.
Table9-1 Alarm information
No.
Condition
After Alarm Occurrence
Indication
example
1
Power supply on
After indication of the software version, the error
No.[ERR**] starts blinking and then a description of the
error is displayed, and [MODE], “Shut Off” is shown.
(“Continuity” is shown instead for ERR15 and ERR18
occurs because the product continues to operate.)
Fig.9-1
2
Normal operation
The value of PV and SV disappear and instead, the error
No. [ERR**] starts blinking and the a description of the
error is displayed, and [MODE], “Shut Off” is shown.
(“Continuity” is shown instead when ERR15 and ERR18
occurs because the product continues to operate.)
3
Set value input
Even during input of a setting, the error No. [ERR**] starts
blinking on the upper line. After input (pressing [RET] key
to set), a description of the error is displayed (see Fig.9-
1).
Fig.9-2
4
Temp. upper/lower
limit alarm occurrence
The value of PV and SV and the indication of [MODE]
remain but also [WRN] lights up. After the error is reset,
the indication of [WRN] disappears
Fig.9-3
9.2 Alarm indication
Blink
ERR14
Thermostat Alarm
Mode< Shut off
ERR14
PB Range
Mode< 2.0 C
Blink
WRN
PV < 26.6 C
SV < 25.0 C
Mode Normal
Light
Fig.9-1 Alarm indication in the
event ERR14 arises
Fig.9-1 Alarm indication in the
event ERR14 arises during PB
range setting input
Fig.9-3 Alarm indication in the
event temp. upper and lower
limit arises