User manual
Table Of Contents
- SAFETY INSTRUCTIONS
- GETTING STARTED
- OPERATION
- Menu Tree
- Test Lead Connection
- ACW, DCW and GB Manual Testing
- Choose/Recall a Manual Test Number
- Edit Manual Test Settings
- Setting the Test Function
- Setting the Test Voltage or Test Current
- Setting the Test Frequency
- Setting the Upper and Lower Limits
- Setting a Reference Value
- Setting the Test Time (Timer)
- Setting the Ramp Up Time
- Creating a MANU Test File Name
- Setting the ARC Mode
- Setting PASS HOLD
- Setting FAIL MODE
- Setting MAX HOLD
- Setting the Grounding Mode
- Saving and Exiting EDIT Status
- Running a MANU Test
- PASS / FAIL MANU Test
- Zeroing of the Test Leads (GB only)
- Special MANU Test Mode (000)
- Automatic Tests
- Common Utility Settings
- EXTERNAL CONTROL
- REMOTE CONTROL
- FAQ
- APPENDIX
- INDEX
GPT-9000 Series User Manual
106
SIGNAL I/O Overview
Overview
The SIGNAL I/O port can be used to remotely
start/stop tests and monitor the test status of
the instrument. The SIGNAL I/O port is also
used for the interlock function (page 100).
The SIGNAL I/O port uses a DB-9 pin female
connector.
Pin Assignment
6 97 8
1 2 3 4 5
Pin name
Pin
Description
INTERLOCK1
1
When INTERLOCK is ON, a test is only allowed
to start when both INTERLOCK pins are shorted.
INTERLOCK2
2
INPUT_COM
3
Common input line
INPUT_START
4
Start signal input
INPUT_STOP
5
Stop signal input
OUTPUT_TEST
6
Indicates that a test is in progress
OUTPUT_FAIL
7
Indicates that a test has failed
OUTPUT_PASS
8
Indicates that a test has passed
OUTPUT_COM
9
Common output line
Interlock
connection
PIN 2 INTERLOCK2
PIN 1 INTERLOCK1
Input Connection
PIN 5 INPUT_STOP
PIN 3 INPUT_COM
PIN 4 INPUT_START