ADInstruments Bio Amp Owner's Manual page 34

Figure A–4
The pin assignments for
the Dual Bio Amp input
connector
Figure A–5
The connectors for each
input of the Octal Bio Amp
34
The Dual Bio Amp has one common connector for two Bio Amp channels,
nominally channels 1 and 2. The biological amplifiers both have differential
inputs, a shared reference or common ground, and shield. The entire
connector is physically and electrically isolated to ensure subject safety.
Reference/Common
CH2 Negative (–)
CH2 Positive (+)
The Octal Bio Amp has a pair of connectors for each of the eight Bio Amp
inputs, and a single connector for the shared ground. The connectors are
physically and electrically isolated to ensure subject safety. The Octal Bio Amp
should be used with the supplied 1.8 m unshielded lead wires.
Reference/Common
(green)
Polarising key (to fit
notch in plug)
Shield
CH1 Positive (+)
CH1 Negative (–)
Common
Positive input
(red)
Negative input
(black)
Bio Amp Owner's Guide