I/O Channel Designations Expansion Module - Carrier 50EJ Installation, Start-Up And Service Instructions Manual

Single-package rooftop units electric cooling with electric heat option
Table of Contents

Advertisement

Table 23 — I/O Channel Designations Expansion
Module — CV and VAV
TERMINAL
NO.
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
ASSIGNMENT
51

Hide quick links:

Advertisement

Table of Contents
loading

Table of Contents