SMC Networks HRR012-A*-20 Series - Troubleshooting; Alarm Contents, Causes, and Troubleshooting

HRX-OM-W002-A
Chapter 7 Alarm Notification and Troubleshooting
7.3 Troubleshooting HRR Series
7-4
Push
Alarm display screen
Circulating fluid temperature display screen
(Main menu TOP screen)
7.3 Troubleshooting
7.3.1 Alarm contents, causes, and troubleshooting
The troubleshooting method depends which alarm has been generated.
Refer to ’’Table 7-1 Alarm code list and Troubleshooting”
This page explains how to reset the alarm signal condition after eliminating the
cause of the alarm.
 Ensure that the alarm display screen is displayed.
Alarm can only be reset on this screen.
 Press [RESET] key.
 The alarm is reset, and the [ALARM] (「ALM」、「WRN」) light turns
OFF.
 The circulating fluid temperature display screen (main menu TOP
screen) is displayed.
 Contact signal output for contact input/output communication stops.
(Refer to the Operation Manual for communication for details.)
▲
▼
ENT
MENU
RUN/
STOP
RESET
ALM
▲
▼
MENU
RUN/
STOP
RESET
℃
MPa
PSI
LPM
GPM
MΩ
SEC
ALM
WRN
RUN
RMT
AT
°F
EXT
H
％
ECO
ENT
ALM
▲
▼
ENT
MENU
RUN/
STOP
RESET
℃
ALM
ALM
Lights off