Wiring Iv Smart Ec-Co - SystemAir IV Smart EC Montage- Und Betriebsanleitung

GB
8.3.3

Wiring IV Smart EC-CO

The wiring diagram of the IV Smart EC-CO fan is not included in this document, but within this delivery.
Table 5 Electrical connections
Name Occupancy
1. L
X1 2. N
3. PE
1. L
X2 2. N
3. PE
1. L
X3 2. N
3. PE
1. 10 V
2. 0-10 V
X4
3. HALL
4. GND
1. 10 V
2. 0-10 V
X5
3. HALL
4. GND
1. 24 V
X6 2. 4-20 mA
3. EARTH
1. NC
X7 2. COM
3. NO
8.3.3.1 Fan speed specification
The minimum fan speed can be set via a potentiometer in the range from 20 % to 40 %. The potentiometer is only ac-
cessible once the housing cover has been removed. The fan speed increases proportionately to the CO concentration
until the maximum speed at 50 ppm. If a fault is detected, the fans operate at maximum speed in order to remove any
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Designation Description
Supply connection to the control unit
X1 SUPPLY
Supply connection to fan 1. Voltage corresponds to the control unit's
X2 FAN1
supply voltage
Supply connection to fan 2. Voltage corresponds to the control unit's
X3 FAN2
supply voltage
Control connection to fan 1. Speed specification and speed
X4 FAN1 feedback. If the fan has a 10 V output, it can be connected to
terminal X4.1.
Control connection to fan 2. Speed specification and speed
X5 FAN2
feedback. If the fan has a 10 V output, it can be connected to
terminal X5.1.
Connection for CO sensor supply connection and measuring signal
X6 SENSOR
connection
Potential-free alarm contact connection option for controlling an
X7 ALARM
alarm siren or other auxiliary device.
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Electrical connection |