Forward Limit Switch
When active, inhibits motion in forward direction. Also causes execution
of limit switch subroutine, #LIMSWI. The polarity of the limit switch may
be set with the CN command.
Reverse Limit Switch
When active, inhibits motion in reverse direction. Also causes execution
of limit switch subroutine, #LIMSWI. The polarity of the limit switch may
be set with the CN command.
Home Switch
Input for Homing (HM) and Find Edge (FE) instructions. Upon BG following
HM or FE, the motor accelerates to slew speed. A transition on this input
will cause the motor to decelerate to a stop. The polarity of the Home
Switch may be set with the CN command.
Input 1 - Input 8 isolated
Input 9 - Input 16 isolated
Uncommitted inputs. May be defined by the user to trigger events.
Inputs are checked with the Conditional Jump instruction and After Input
instruction or Input Interrupt. Input 1 is latch X, Input 2 is latch Y, Input 3 is
latch Z and Input 4 is latch W if the high speed position latch function is
enabled.
Latch
High speed position latch to capture axis position on occurrence of latch
signal. AL command arms latch. Input 1 is latch X, Input 2 is latch Y, Input
3 is latch Z and Input 4 is latch W. Input 9 is latch E, input 10 is latch F,
input 11 is latch G, input 12 is latch H.
Connectors for DMC-42x0 Main Board
DMC-42x0 Axes A-D 100 pin High Density Connector
Pin
Signal
Pin
Signal
1
Analog Ground
51
NC
2
GND
52
GND
3
+5V
53
+5V
4
Error Output
54
Limit Common
5
Reset
55
Home W
6
Encoder-Compare Output
56
Reverse Limit W
7
GND
57
Forward Limit W
8
GND
58
Home Z
9
Motor Command W
59
Reverse Limit Z
10
Sign W/ Dir W
60
Forward Limit Z
11
PWM W / Step W
61
Home Y
12
Motor Command Z
62
Reverse Limit Y
13
Sign Z/ Dir Z
63
Forward Limit Y
14
PWM Z / Step Z
64
Home X
15
Motor Command Y
65
Reverse Limit X
16
Sign Y/ Dir Y
66
Forward Limit X
17
PWM Y / Step Y
67
GND
18
Motor Command X
68
+5V
19
Sign X/ Dir X
69
Input Common
20
PWM X/ Step X
70
Latch X / Digital Input 1
Appendices ▫ 180
DMC-42x0 User Manual
Summary of Contents for DMC-42 0 Series
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