SMC Networks INR-244-749 User Manual

HEC-OM-O018-A
Chapter 5 Operation
5.2 Alarms
5-14
5.2 Alarms
5.2.1 Content of Alarms
Table 5-3 Content of alarm
(Lit) 7seg.
LED
Content of alarm
Alarm
output
High/Low
temp. alarm
Lit LED
Unit
Status
Reset
Normal
status
High temp. alarm
Occurs when the bath liquid temp is
higher than the alarm set point.
Contact
opened
ON
AL1
Normal
operation
Automatic-
ally
Normal
status
Low temp. alarm
Occurs when the bath liquid temp is
Lowerer than the alarm set point.
Contact
opened
ON
AL1
Normal
operation
Automatic-
ally
Normal
status
Low DC power supply voltage
(Power supply failure)
Occurs when the internal power
supply has trouble.
Contact
opened
-
ALARM
Control
stop 1
Turn ON
Main
power
switch
again
Normal
status
Thermostat alarm
Occurs when the thermostat that
detects excessive heating begins
operating.
Contact
opened
-
ALARM
Control
stop 1
Turn ON
Main
power
switch
again
Err0
Memory error
Occurs when the data stored
inside of the EEPROM breaks.
- - -
Control
stop 2
Replace
the
EEPROM.
Err1
Controller error
Occurs when A/D conversion is
not performed properly.
- - -
Control
stop 2
Replace
the circuit.
High temp. sensor value
Occurs when the temperature
sensor breaks (or the signal cable
is not connected).
Contact
opened
ON
AL1
Control
stop 2
Turn ON
Main
power
switch
again
Low temp. sensor value
Occurs when the temperature
sensor is short-circuited.
Contact
opened
ON
AL1
Control
stop 2
Turn ON
Main
power
switch
again
★ Control stop 1: temperature control and pump are stopped.
★ Control stop 2: Only temperature control is stopped.

SMC Networks INR-244-749 Specifications

General

Brand	SMC Networks
Model	INR-244-749
Category	Laboratory Equipment
Language	English