34
CAUTION
Building codes in some areas require fully−off functionality.
Check with your local building authority before modifying
the unit to standby−off.
Unintentional operation of the ERV/HRV by the end user
may occur if the unit is modified from fully−off to standby−
off.
ACTIVATING DRY CONTACT CONTROLS
A wire jumper must be in place between 2 (ON) and 3
(RED) on the Terminal Block to activate the ERV/HRV for
timers and/ or dry contact controls.
1
2
3
4
5
6
7
8
9
10
LOW
RED
YEL
GRN
HI
COM
NO
NC
BLK
LOW
SPEED
OR
HIGH
SPEED
DEHUMIDISTAT
Figure 41. Adding Dry Contact Controls
IMPORTANT
The ERV/HRV must have a jumper in place between 2
(ON) and 3 (RED) on the Terminal Block when installing
the unit without an Optional Main Control.
Table 17. Adding Dry Contact Controls
Speed
Description
Low speed
A jumper between 2 (ON) and 1 (LOW) initiates low
speed ventilation.
High speed
A jumper between 2 (ON) and 6 (HI) initiates high
speed ventilation.
Dehumidistat
A dry contact for a dehumidistat is connected between
2 (ON) and 10 (BLK).
Содержание ERV5-130
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