Viconics VT7606E Installation Manual Instrukcja Użytkownika Pobierz pdf (Strona 6)

6 | PIR Ready VT7600 Series-Installation Guide

028-0363-02

TerMinal, idenTifiCaTion and funCTion

Terminal Use

Terminal

Identication

Description

1 – Cool 2 Y2 Output for cooling / compressor stage number 2.

2 – Cool 1 Y1 Output for cooling / compressor stage number 1.

3 - Fan G Output for the fan.

4 - 24 V ~ Hot RC

Power supply of controller, hot side (Delivered from the

RTU).

5 - 0 V ~ Com C

Power supply of controller, common side. Also used

as reference for the analog BPD output when used

(Delivered from the RTU).

6 – Heat Switch

Leg

24 VAC switched leg for the heating stages.

• If heating stages are part or RTU, install a jumper

across RC & RH.

• If heating stages are part of separate equip-

ment with a different power supply, feed external

switched power leg through RH without installing a

jumper across RC & RH.

7 – Heat 1 W1 Output for heating stage number 1.

8 – Heat 2 W2 Output for heating stage number 2.

9 – Economizer

Output

EC 0-10 VDC analog fresh air damper / economizer output.

10 – Analog

Heat Output

AO 0-10 VDC analog heating output.

11 – RS RS

Return air temperature sensor input. Used when com-

munication is lost. If remote sensor fails, thermostat will

use its on-board sensor to control.

12 – MS MS Discharge air temperature sensor input

13 – AI1 AI1 0-10 VDC analog input for CO2 transmitter

14 – Scom Scom Reference input for AI, RS, OS and DS

15 – OS OS Outside air temperature sensor input

16 –AI2 AI2 0-10 VDC analog input for airow transmitter

Screw terminal arrangement and wiring

Controller terminals:

1 2 3 4 5 6 7 8 9 10 11 ... 33 34

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Viconics VT7606E Installation Manual Instrukcja Użytkownika Strona 6

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