ADCMT 7461A - Signal Output Pin

7451A/7461A/7461P Digital Multimeter Operation Manual
6.6 Digital Output (7461P Only)
6-14
Electrical specifications: The same as those described in Section 6.5, “Comparator Output”
Signal output pin: See Figure 6-3.
Table 6-6 SCPI Commands
Command Description
:DOUTput:STATe {OFF|ON} Digital output disabled/enabled
:DOUTput:STATe? Query of digital output
:DOUTput:BITS {0-31} Digital output setting
Controls arbitrarily the TTL signal or relay contact signal corresponding to 5 bits.
n (0 to 31) indicates a number that is converted from 5-bit binary to decimal.
Example: DOUTput:BITS 0
:DOUTput:BITS? Query reply: 0 to 31
Pin name TTL FAIL TTL PASS
RELAY
PASS
RELAY
HI
RELAY
LO
Output
signal
TTL output TTL output
Relay
contact
Relay
contact
Relay
contact
Pin number 9 1 2-6 3-7 4-8
Bit43210
Setting
0: H
1: L
0: H
1: L
0: H
1: L
0: H
1: L
0: H
1: L
H: break or Hi, L: make or Low
Pin name TTL FAIL TTL PASS
RELAY
PASS
RELAY
HI
RELAY
LO
Output Hi Hi break break break