CONTROLSAND SIGNALS
PROBLEM DESCRIPTION POSSIBLE
CAUSES
"Not enabled” LED goes but the
input not used
ATS010 detects open circuit between the
terminals connected the enable contact
- The input has not been
connected
- iring error
"Not enabled" LED but input
is the "enabled" position
ATS010 detects open circuit between the
terminals connected the enable contact
- iring error
"Not enabled" LED does not on
even the input the "disabled"
position
ATS010 detects closed circuit between the
terminals connected the enable contact
- iring error
External alarm signal does not
operate correctly
Warning: when the unit not powered,
the alarm signal contact closed: this
mode, failure cuts off the pow the
unit, alarm signal given
- iring error
External automation active logic
signal does not function properly
- iring error
LOW-PRIORITYLOAD DISCONNECTION
PROBLEM DESCRIPTION
POSSIBLE
CAUSES
Low priority loads are not
disconnected remain always
connected
- iring error.
M ake certain that you
are using the correct
contact type (NC NO).
ABB SACE SACE ATS010 RH0202002 L2467
