Chapter2 Connection
Manual of NCH02
- 14 -
This card connect with MPG by this port. The port definition see as table 2-2
No.
Mark
Definition
1
T1OUT
TXD of Serial port
2
VMPG
Power for MPG(5V)
3
WHA+
A phase positive of the encoder
4
WHB+
B phase negative of the encoder
5
XIN
X axis select input
6
ZIN
Z axis select input
7
X100IN
100 rate select input
8
EP
Estop port
9
R1IN
RXD of Serial port
10
GND
Ground and common end
11
WHA-
A phase positive of the encoder
12
WHB-
B phase negative of the encoder
13
YIN
Y axis select input
14
AIN
A axis select input
15
X10IN
10 rate select input
Table 2-2.
MPG port definition
2.3.6 Spindle port
As Figure 2-2 showed,No.6 port is Spindle port. The interface definition is
VSO/GND/OT1/OT2 from left to right. Where VSO is the 0-10V analog output, OT1/OT2
digital drive signal output, spindle control output interface and spindle inverter connection
diagram figure 2-11. VSO/GND/OT1/OT2 are respectively connected with the inverter
AIN1/COM/X1/X2, where AIN1 is the input speed signal, COM converter X1 and X2 are the
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