Elmo Tuba Digital Servo Manuale Utente
3.4.8 I/O
Cables
The Tuba has three I/O ports (ANALOG INPUTS, DIGITAL INPUTS AND DIGITAL
OUTPUTS) which can be used to connect 2 analog inputs, 10 separate digital inputs and 6
separate digital outputs:
OUTPUTS) which can be used to connect 2 analog inputs, 10 separate digital inputs and 6
separate digital outputs:
LABEL
I/O
I/O
ANALOG INPUTS
GENERAL I/O
COMMITTED I/O Total
Analog Input
2
-
-
2
Digital Input
- 10
-
10
Digital Output
- -
6
6
3.4.8.1 Analog
Inputs
The Tuba servo drive is equipped with two differential, freely-programmable analog inputs.
The
The
ANALOG INPUTS
port has a 9-pin D-sub socket. When assembling an I/O cable for
analog input follow the instructions in Section 3.4.4 (Feedback and Control Cable Assemblies)
using a 9-pin D-sub plug with a metal case. The pins are described below.
using a 9-pin D-sub plug with a metal case. The pins are described below.
Pin #
Signal
Function
Pin Positions
1
ANLIN1+
Analog input 1 - positive
2
ANLIN1-
Analog input 1 - negative
3 SUPRET
Supply
return
4
ANLIN2+
Analog input 2 - positive
5
ANLIN2-
Analog input 2 - negative
6
ANLRET
Analog return
7 —
—
8 —
—
9
ANLRET
Analog return
CEL0040A-DWG
COR016A
Table 3-10: Analog Input Pin Assignments
Tuba -
Figure 3-27: Analog Inputs Connection Diagram
Tuba Installation Guide
Installation
MAN-TUBIG (Ver. 1.3)
3-33