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14/84 ELECTRICAL INSTALL ATION SOLUTIONS FOR BUILDINGS 2CHC 420 001 C0201
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ABB i-bus® KNX
Heating, Ventilation and Air Conditioning
Electronic
Switch Electronic Relay Valve Drive Valve Drive Valve Drive
Actuator Actuator Controller Controller
ER/U 1.1
(in combination
ES/S x.1.2.1 with VAA/S x.230.2.1 VC/S 4.1.1 VC/S 4.2.1
(x = 4/8) (x = 6/12)
US/U x.2
(x = 2/4)
General
Supply voltage KNX 24...250 V AC/DC KNX KNX KNX
Type of installation DIN-Rail Flush-mounted DIN-Rail DIN-Rail DIN-Rail
Module width (18 mm) 4/8 – 4/8 8 8
Current consumption, bus < 12 mA < 12 mA < 12 mA < 12 mA < 12 mA
1 A 0.5 A 160 mA
Rated current (per channel) 250 mA 250 mA
(resistive load) (resistive load) (resistive load)
300 mA 300 mA 300 mA
8 A (1 s,
Inrush current (per channel) 1.2 A (1 min.) (2 min., (2 min., (2 min.,
Tu = 20 °C)
Tu = 60 °C) Tu = 60 °C) Tu = 60 °C)
Maximum number of thermoelectric valve drives 10 (230 V) 2 (230 V) 3 (230 V) 3 (230 V) 3 (230 V)
(per channel) 3 (24 V) 2 (24 V) 1 (24 V) 1 (24 V) 1 (24 V)
Outputs
Number 4/8 1 6/12 4 4
thermoelectric
thermoelectric thermoelectric thermoelectric thermoelectric
Type or motor valve
valve drives valve drives valve drives valve drives
drives
Output voltage 24... 230 V AC/DC 24... 230 V AC/DC 24...230 V AC 24...230 V AC 24...230 V AC
Manual operation
Manual operation – –
Fault acknowledgement – –
Function:
Operating mode Valve drive,
thermoelectric/motor valve drives
Forced operation (via US/U x.2)
Status –
Adjustable control value after controller (via US/U x.2)
fault
14
Valve purge (via US/U x.2)
Characteristic curve adaption – – –
Blocking – – –
Operating mode Switch actuator
Time: – – – –
Staircase lighting, delay, flashing
8-bit scene – – – –
Logical functions – – – –
Safety settings – – – –
Threshold values – – – –
Integrated room temperature controller (RTC) – – –
Use in Master/Slave system with room operation units – – –
Control and diagnosis
via ABB i-bus® Tool – – –
—
= Function is supported
– = Function is not supported
