IMR01H01-E4
5
!"
MA901
(9) Input
3, 4
RTD
RTD1
B
B
A
15
14
13
RTD2
B
B
A
18
17
16
RTD3
B
B
A
21
20
19
RTD4
B
B
A
24
23
22
Thermocouple
TC1
+
-
15
14
TC2
+
-
18
17
TC3
+
-
21
20
TC4
+
-
24
23
Voltage
15
14
IN1
+
-
18
17
IN2
+
-
21
20
IN3
+
-
24
23
IN4
+
-
(1) Power
+
-
24 V
DC
2
1
N
100-240 V
AC L
2
1
(Option)
(6) Contact input
RUN/STOP
Memory area
transfer
40
39
DI2
DI1
DI4
42
41
43
DI SET
(5) Alarm output
Relay contact
49
50
ALM2
NO
(Option)
51
52
ALM3
NO
Relay contact
(2) Alarm output
3
4
ALM1
NO
(NO: Normally Open)
N
24 V
AC L
2
1
38
37
DI
(3) Output 1
1
Relay contact
NO
OUT1
6
5
NO
OUT2
8
7
NO
OUT3
10
9
NO
OUT4
12
11
Triac
SSR
OUT1
6
5
SSR
OUT2
8
7
SSR
OUT3
10
9
SSR
OUT4
12
11
Voltage pulse/
Current
OUT1
+
-
6
5
OUT2
+
-
8
7
OUT3
+
-
10
9
OUT4
+
-
12
11
(7) Communication (option)
(4) Output 2
1
Relay contact
NO
OUT5
54
53
NO
OUT6
56
55
NO
OUT7
58
57
NO
OUT8
60
59
Triac
SSR
OUT5
54
53
SSR
OUT6
56
55
SSR
OUT7
58
57
SSR
OUT8
60
59
Voltage pulse/
Current
OUT5
+
-
54
53
OUT6
+
-
56
55
OUT7
+
-
58
57
OUT8
+
-
60
59
4
Input terminals (TC1 to TC8, RTD1 to RTD8, IN1 to IN8)
correspond to channel numbers 1 to 8 (CH1 to CH8).
39
38
37
42
41
40
45
44
43
48
47
46
CT2
CT1
CT4
CT3
CT6
CT5
CT8
CT7
(Option)
RS-232C
RD
SD
SG
46
45
44
RS-485
T/R (B)
T/R (A)
SG
46
45
44
RS-422A
R (A)
T (A)
SG
47
45
44
R (B)
48
T (B)
46
(8) CT input
2
(10) Input
2, 3
RTD
RTD5
B
B
A
27
26
25
RTD6
B
B
A
30
29
28
RTD7
B
B
A
33
32
31
RTD8
B
B
A
36
35
34
Thermocouple
TC5
+
-
27
26
TC6
+
-
30
29
TC7
+
-
33
32
TC8
+
-
36
35
Voltage
27
26
IN5
+
-
30
29
IN6
+
-
33
32
IN7
+
-
36
35
IN8
+
-
37
38
39
40
41
42
43
44
45
46
47
48
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
49
50
51
52
53
54
55
56
57
58
59
60
1
2
3
4
5
6
7
8
9
10
11
12
37
38
39
40
41
42
43
44
45
46
47
48
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
49
50
51
52
53
54
55
56
57
58
59
60
1
2
3
4
5
6
7
8
9
10
11
12
(1)
(2)
(3)
(1)
(2)
(3)
(5)
(4)
(6)
(7)
(10)
(9)
With communication or contact
input function
(5)
(10) (9)
(8)
(4)
3
RTD and voltage inputs:
Not isolated between each input channel.
With heater break alarm function
1
Not isolated between each channel.
2
Relationship between CT input and channel number, see
7.8 Heater Break Alarm (HBA) Function. (P.18)
4. PARTS DESCRIPTION
This chapter describes various display units and the key functions.
CH
OUT3
OUT2
OUT1
OUT4
R/S
SET
OUT5
OUT6
OUT7
OUT8
AT
ALM1
ALM2
ALM3
MA900
PV
CH
SV
AREA
Memory area
display
Channel (CH)
display
UP key
Channel key
Indication
lamp
Set value
(SV) display
Measured
value (PV)
display
Shift & R/S key
DOWN key
Set key
(The above figure is MA900. The figure of
MA901 is the same as a MA900.)
Measured value (PV) display [Green]
Displays PV or various parameter symbols.
Set value (SV) display [Orange]
Displays SV or various parameter set
value.
Channel
(CH) display [Green]
•
Displays channel number.
•
Displays character “A” showing batch
setting.
Memory area (AREA) display [Orange]
Displays memory area number.
Indication lamps:
Autotuning (AT) lamp [Green]
Flashes with the autotuning activated in
the displayed channel.
Output (OUT1 to OUT8) lamp [Green]
Lights when the output corresponding to
each lamp is ON.
Alarm lamp *
(ALM1 to ALM3) [Red]
ALM1: Lights when alarm1 is turned on.
ALM2: Lights when alarm2 is turned on.
ALM3: Lights when alarm3 is turned on.
*
Bright lighting:
Indicates that the display channel is
alarm state.
Dim lighting:
Indicates that other channel except a
display channel is alarm state.
Channel key
•
Used when the channel number is
changed.
•
Used to display the character “A”
showing batch setting.
•
Used for start/stop of scan display.
Shift & R/S key
•
Shift digits when settings are changed.
•
Selects the RUN/STOP.
Set key
Used for parameter calling up and set
value registration.
Up key
Increase numerals.
DOWN key
Decrease numerals
T
he avoid damage to the instrument,
never use a sharp object to press
keys.