MPC2000D Issue 2 22/4/98 Page 7
N
5 7 9 6 8 10
64
63
66
65
68
67
58
57
74
73
72
71
29
30
70
69
60
59
62
61
3
4
83
82 84
81
79
78 80
77
75
76
32
L1
L2
L3
N
(Not always available)
13
15
14
16 N
L3
L2
L1
37
35
33
38
36
34
MPC2000D WIRING DIAGRAM
MPC2000D
39
42
45
40
43
46
41
44
47
39
42
45
40
43
46
12CASE
31
CT4CT3CT2CT1
21 22 23 24 25 26 27 28
17 18 2019
NOTE:
RELAY SUPPLIED AS 1 AMP OR
5 AMP AS REQUIRED
SWAMPING
RESISTOR
STOP [NC]
START CONTACTOR A [NO]
START CONTACTOR B [NO]
PLANT INTERLOCK [OPEN=LOCKED OUT]
LOCAL/REMOTE [OPEN=LOCAL]
PLC/SERIAL PORT [OPEN=PLC]
AUTHORISED KEY [CLOSED=AUTHORISED]
PLC RESET [NO]
PLC CONTROL A [OPEN=STOP]
PLC CONTROL B [OPEN=STOP]
SPEED SWITCH [OPEN=HIGH]
CONTACTOR A STATUS
CONTACTOR B STATUS
ISOLATOR
EXTERNAL EMERGENCY STOP [NC]
ALTERNATIVE RESIDUAL FAULT CONNECTION
EXTERNAL FAULT 3
EXTERNAL FAULT 2
OR SYSTEM TEST
[SET BY DIP SWITCH 1]
DIP SWITCH 1
ON = TEST FACILITY AVAILABLE
OFF = EXTERNAL FAULT 3
CONTACTOR BCONTACTOR A
STOP B
STOP A
AUX. SUPPLY
INTERNAL
POWER
SUPPLY
ON
LOGIC SUPPLY
ALT. AUX POWER SUPPLY
CT1
CT2
CT3
CT4
MOTOR
MEASURMENT
VOLTAGES
AUX 2 RELAY [TRIP]
AUX 1 RELAY [ALARM]
GND
THERMISTOR
[0.1K-30K]
PT100
[100-2400]
MAIN CONTACTOR
CONTROL
VOLTAGE
STOP B
STOP A
CONTACT SHOWN IN
DE-ENERGISED STATE
21 22 23 24 25 26 27 28
39
40
41
42
43
44
45
46
47
48
49
50
55
56
54
(-)
(+)
3 RTD OR 3 THERMISTORS
DIP SWITCH SETTINGS
ON [THERMISTOR]
OFF [RTD]
RS485 SERIAL PORT
SHIELD
CHANNEL 1
CHANNEL 3
CHANNEL 2
51
52
53
CHANNEL 5
CHANNEL 4
SCREEN
11,12
OPTIONAL 2 RTD INPUTS
FOR CHANNELS 1,2&3
NOTE TERMINALS 11,12
& 54 ARE INTERNALLY
CONNECTED.
FOR SEPERATE INSTRUMENT
EARTHING TERMINAL 11
MUST BE CONNECTED TO
A SEPERATE EARTH FROM
THE CASE.
OTHERWISE CONNECT TO
THE CASE. (SEE SECTION 4.0)
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