Minuteman ERIDE 30, Service Manual, Page: 52 / 86

9. Drive Control Unit
ATECH / ZAPI
Connectors, Description of ZAPI Drive Control
A1 RV1 Speed reduction no 1 input; normally close contact toward battery positive: A1 RV1 Speed reduction no 1 input; normally close contact toward battery positive:
active when pin is free.
A2 IRE Europe quick inversion input; normally open contact;
active when pin is connected to battery positive.
A3 MT Tiller or seat micro switches; normally open contact; running is permissible
when the pin is connected to battery positive.
y
A4 NT2 Output for control toward forward contactor coil negative on auto stop configuration.
Or output for electro-brake, by-pass, main contactor on standard configuration.
A5 CH Key contact input, for chopper feeding.
A6 IRZ Zapi quick inversion input, normally close contact toward battery positive:
active function when pin is free.
A7 RV2 S d d ti 2 i t ll l t t t d b tt iti A7 RV2 Speed reduction no 2 input; normally close contact toward battery positive:
reduction is active when pin is free.
A8 PT Positive contactors output; it provides positive for chopper’s controls; decoupled
from A5 input through a diode.
A9 MA Forward running request input; normally open contact: request is active when
contact is closed to battery positive
contact is closed to battery positive.
A10 MI Backward running request input; normally open contact: request is active when
contact is closed to battery positive.
A11 NT1 Output for command to backward contactor coil negative on auto stop configuration;
or running contactors common return on standard configuration.
A12 NPOT Potentiometer negative:
A13 CPOT Potentiometer central: range varies either from 0.6V to 10V
A14 PPOT Potentiometer positive:; output potential is 13V while output impedance is 82ohm.
52