
Tuba Installation Guide Installation
MAN-TUBIG (Ver. 1.502)
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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:
LABEL
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
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.
Note: Analog Inputs 1 and 2 are functionally identical. However, note that the velocity and
current commands can only be given on Analog Input 1.
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 N/A —
9 ANLRET Analog return
Table 11: Analog Input Pin Assignments
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