Trane Tracer ZN.520 Manual page 15

Table 4 Binary outputs
Description
Fan high
Fan medium,
Exhaust fan
Fan low
No connection
Cool open, face bypass cool valve
DX, 2-position cooling valve, BI 5
Cool close
Face/bypass damper open
Face/bypass damper close
Heat open
Face bypass isolation valve,
2-position heating valve
st
Electric heat 1 stage
Heat close
nd
Electric heat 2 stage
Economizer damper open
Economizer damper close
Table 5 Generic/baseboard heat binary output
Description
Generic/ baseboard heat output
24 VAC
CNT-SVX04A-EN
Physical specifications
Binary outputs
Outputs are load side switching triacs. The triac acts as a switch, either making
or breaking the circuit between the load (valve, damper, contactor, relay) and
ground.
Terminals Output
rating
J1-1 12 VA
J1-2 12 VA
J1-3 12 VA
J1-4 (Key) —
J1-5 12 VA
J1-6 12 VA
J1-7 12 VA
J1-8 12 VA
J1-9 12 VA
J1-10 12 VA
J1-11 12 VA
J1-12 12 VA
Terminals Output
rating
TB4-1 12 VA
TB4-2 12 VA
Load energized Load De-energized
1 VAC rms 24 VAC rms
(typical) (typical)
1 VAC rms 24 VAC rms
(typical) (typical)
1 VAC rms 24 VAC rms
(typical) (typical)
— —
1 VAC rms 24 VAC rms
(typical) (typical)
1 VAC rms 24 VAC rms
(typical) (typical)
1 VAC rms 24 VAC rms
(typical) (typical)
1 VAC rms 24 VAC rms
(typical) (typical)
1 VAC rms 24 VAC rms
(typical) (typical)
1 VAC rms 24 VAC rms
(typical) (typical)
1 VAC rms 24 VAC rms
(typical) (typical)
1 VAC rms 24 VAC rms
(typical) (typical)
Load energized Load de-energized
1 VAC rms 24 VAC rms
(typical) (typical)
NA NA
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