GSK 980MDc, User Manual

Page: 324 / 473

Chapter 2 Interface Signals
305
Ⅲ
Inst
allation
CHAPTER 2 INTERFACE SIGNALS
2.1 Connection to Drive Unit
2.1.1 Drive Interface Definition
2.1.2 Command Pulse and Direction Signals
nCP+
，
nCP- are command pulse signals, nDIR+
，
nDIR- are command direction signals. These
two group signals are both difference output
（
AM26LS31
）
, the interior circuit for them is shown in
Fig. 2-2.
Fig. 2-2 Interior circuit of command pulse and direction signals
2.1.3 Drive Unit Alarm Signal
The low or high level of the drive unit alarm level is set by the CNC bit parameter No.009 BIT0
～
BIT4
，
whose interior circuit is shown in Fig. 2-3:
Fig.2-3 interior circuit of drive unit alarm signal
This input circuit requires that the drive unit transmits signal by the following types in Fig. 2-4:
Signal Explanation
CPn+, CPn- Command pulse signal
DIRn+, DIRn- Command direction signal
PCn Zero signal
ALMn Drive unit alarm signal
ENn Axis enable signal
SETn Pulse disable signal
1
：
CPn+
2
：
DIRn+
3
：
PCn
4
：
+24V
5
：
ALMn
6
：
SETn
7
：
ENn
8
：
RDYn/ZSDn
9
：
CPn-
10
：
DIRn-
11
：
GND
12
：
VCC
13
：
VCC
14
：
GND
15
：
GND
Fig.2-1 CN11, CN12, CN13
interface
（
DB15 female
）
ALMn