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Table 23 — I/O Channel Designations Expansion
Module — CV and VAV
TERMINAL
NO.
ASSIGNMENT
T1-2 —
T3-4 —
T5-6 —
T7-8 —
T9-10 —
T11-12 IAQ Indoor — AI (2-10 vdc)
T13-14 IAQ Outdoor — AI (2-10 vdc)
T15-16 —
T17-25 Fan Status — DI (24 vac)
T18-25 Filter Status — DI (24 vac)
T19-25 Field Applied Status — DI (24 vac)
T20-25 Demand Limit — DI (24 vac)
T21-25 Fire — Unit Shutdown — DI (24 vac)
T22-25 Fire — Pressurization — DI (24 vac)
T23-25 Fire — Evacuation — DI (24 vac)
T24-25 Fire — Smoke Purge — DI (24 vac)
T26-27 —
T28-29 —
T30-29 Alarm Light Indicator — DO (24 vac)
T31-32 Power Exhaust Fire #1 — DO (115 vac)
T33-32 Power Exhaust Fire #2 — DO (115 vac)
T34-35 Power Exhaust Fire #3 — DO (115 vac)
T36-35 Power Exhaust Fire #4 — DO (115 vac)
T37-38 —
T39-38 —
K1 —
K2 —
K3 —
LEGEND
AI — Analog Input
DI — Direct Input
DO — Direct Output
IAQ — Indoor Air Quality
T—Terminal
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