ADCMT 6243 User Manual

6243/44 DC Voltage Current Source/Monitor Operation Manual
4.11 External Control Signals
4-52
4.11 External Control Signals
These signals are I/O signals for synchronizing multiple units, scanning, DMM control, interlock and other
external controls.
Table 4-16 shows the signal names, levels, and functions.
Table 4-16 External Control Signal Functions (1 of 2)
Signal
Input/
Output
Level Impedance Function
TRIGGER IN Input
TTL
Negative
pulse
(10 s or
longer)
Approx. 4.7 k
Measurement start in the DC source mode
Pulse value output in the Pulse source mode
Start, Step-up and Pause in the Sweep source mode
SYNC OUT Output
TTL
Negative
pulse
(Approx. 20
to 30 s)*3
Approx. 100 
Open drain
(+5 V pulled up
with 10 k)
Pulse value output signal in the Pulse source mode
Step-up signal in the Sweep source mode
COMPLETE
OUT
*1
Output
TTL
Negative
pulse
(Approx. 20
to 30 s)*3
Approx.100 
(+5 V pulled up
with 10 k)
Measurement start signal (Front)
Measurement complete and Period complete signal
(END)
Comparator result signal (HI/GO/LO)
BUSY OUT
*1
TTL
Negative
level
This signal is output during measurement.
(Lo level during Source delay through
measurement complete and Period complete)
BUSY IN
*1
Input
TTL
Negative
level
Approx.10 k
This signal is input during measurement.
(When the BUSY input signal is LO,
measurement or Step operation is not performed.)
INTERLOCK
IN
*2
Input
TTL
Negative
level
Approx.10 k
When this input signal is changed from LO to HI,
the output becomes Standby.
When the signal is HI or Open, the output cannot be
changed to Operate.
OPERATE
OFF IN
*2
When this input signal is changed from LO to HI,
the output becomes Standby.
OPERATE
ON/OFF IN
*2
When this input signal is changed from LO to HI,
the output becomes Standby.
When this input signal is changed fromHI to LO,
the output becomes Operate.

ADCMT 6243 Specifications

General

Brand	ADCMT
Model	6243
Category	Measuring Instruments
Language	English