2) Main board WS 300 Flat

A

WS 300 Flat ventilation unit

A1

Electronics slide-in module

A2

Controlled domestic ventilation control

B1

Control unit, RLS 1 WR

B2-B5

Parallel connection max., 5 RLS 1 WR

BT1

Control unit, RLS T1 WS / RLS T2 WS

BT2

Design control unit, RLS G1 WS

W1

230 V AC connection cable

W2

Shielded control cable, RLS 1 WR (provided by customer), e.g. LIYY 6 x 0.34 mm²

W2.1

Shielded control cable (provided by customer) Room air control, RLS T1 WS / RLS T2 WS / RLS G1 WS, z. B. LIYY 4 x 0,34 mm²

W5

Connection cable for preheating register

W7

Connection cable for bypass motor

M1

Exhaust air/outgoing air fan

M2

Outside air/supply air fan

M3

Bypass motor

T-LET

Temperature sensor at air inlet for outside air

T-OGA

Temperature sensor for outgoing air

T-SA

Temperature sensor for supply air

S-EA

Combination sensor for exhaust air

W2.1

Connection cable RLS T1 WS / RLS T2/WS / / ModBus, e.g. LIYY 4 x 0.34 mm²

W3

Connection cable (provided by customer) for external safety device with potential-free contact 12 V/2 A

W4

Connection cable (provided by customer) for external safety device with potential-free contact: 230 V/16 A

W6

Connection cable (provided by customer) for multifunction contact. Potential-free relay contact 230 VAC / 5 A, 30 VDC / 5 A

W8

Connection cable (provided by customer) for external sensors

W9

Connection cable (provided by customer) for external sensors

XO1

Slot for optional EnOcean / KNX communication plug-in module

ZP1

230 VAC connection terminals for wiring additional circuit board ZP 1

USB

USB service port

Ethernet

Network interface (LAN)