GW Instek LCR-800 Series User Manual page 34

LCR-800 Series User Manual
/BIN1-/BIN9
/AUX_BIN
/OUT_OF_BIN
/PHI
/PLO
Control Signals
/INDEX
/EOM
* R408 R427 Pull-high Resistor need to be changed.
Handler Interface Typical Electrical Characteristics
Comparison Signals
/EXT_TRIG
/KEY_LOCK
!
Input Signals
/I_E_TRIG: This signal is a measurement start signal. To start
/I_K_LOCK: This signal is to lock all front panel controls. The front panel
Low
0.5V +5V +24V
Input
Low High
1V 5V 15V
1V 5V 15V
measurement by setting low pulse to minimum 5us for
/I_E_TRIG signal. This is a low edge active.
is disable when /I_K_LOCK is at low level, and enable
when /I_K_LOCK is at high level.
High
*
5mA
Input Current (Low)
Pull-high Voltage
+5V
5mA
5mA
30
*
Note
+12V
12mA
12mA