4
4. NAMES AND SETTINGS OF THE PARTS
L1
L2
L3
L4
NC
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
CT1
CT2
CT3
CT4
CT5
CT6
CT7
CT8
Q64TCRTBW
NC
RUN
ALM
ERR.
HBA
L1
L2
L3
L4
Q64TCRT
A1
A2
B1
B2
b1
b2
A3
A4
B3
B4
b3
b4
A1
A2
B1
B2
b1
b2
A3
A4
B3
B4
b3
b4
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
NC
RUN
ALM
ERR.
3)
5)
4)
3)
5)
5)
1)
2)
1)
2)
Number Name and Appearance
Description
1) RUN
LED
Indicates the operating status of the Q64TCRT(BW).
On :
Operating
normally.
Off
: 5V power switched off, a watchdog timer error
occurred, in the module changeable status during
online module change,
or a CPU stop error occurred
when the intelligent function module switches of all
channels are set to "CLEAR".
2) ERR.
LED
Indicates the error status of the Q64TCRT(BW).
On :
Hardware
fault
Flicker : Write data error occurrence
Off :
Operating
normally.
3) ALM
LED
Indicates the alarm status of the Q64TCRT(BW).
On
: Alarm occurrence
Flicker : Process value (PV) is outside the measured
temperature
range.
Loop wire break was detected.
Sensor is not connected.
Off
: No alarm occurrence
4) HBA
LED
Indicates the heater wire break detection status of the
Q64TCRTBW.
On
: Heater wire break was detected.
Off
: Heater wire break is not detected.
5) Terminal
block*
Used for temperature sensor input, transistor output and
current sensor (CT) input.
* : The terminal block layout depends on the module used.
The respective terminal block layouts are shown on the next page.