Maximum power consumption of the controller LC1
Apparent power input at operation mode
(only controller)
Apparent power input at power saving mode
(only controller)
5 x 20mm / 6.3A quick acting fuse
Turning-off temperature of the
safety temperature limiter STB
T = 100°C +0 / -5K Option1: T = 110°C +0 / -5K
Option2: T = 120°C +0 / -5K
Testing voltage 4kV, VDE 0570/EN61558
Fuse link Si 1 plug board
Glass tube fuse 5 x 20mm / 6.3A medium time lag
ST19: Option output 1 (WA1)*
ST21: Wound capacitor C1 for speed reduction of the
flue gas fan)
Optional, use only C27/4 wound capacitor- series from
manufacturer Arcotronics
ST22: Option output 3 (WA3)
230V~ / max. 5A about Si 1 (6.3A) fused
ST23: Option output 4 (WA4)*
ST24: Option output 5 (WA5)*
ST11: electromagnetic door release
Care for air regulation unities (primary & secondary)
Control output for air regulation unities Y+
Measurement input for Pt2000
(R ≈ 2156Ω at 20°C) boiler- and STB-sensor
T = -50 ... +150°C, 2xPt2000 in separate
2-conductor circuit, Art.No.:90/29021050 Co. JUMO
Measurement input for Pt100 flue gas temp.
(R≈108Ω /20°C)
T = -20 ... +500°C, Pt100 – flue gas sensor
Measurement input for Pt2000 outside sensor
T = -50 ... +60°C, Pt2000 – outside sensor
All remaining measurement input Pt2000
(R ≈ 2156Ω /20°C)
T = -50 ... +150°C, Pt2000 - sensor
Immersion sleeve for boiler- and STB- sensor
LW15 with coupling spring and clip,
Ms63, PN16, immersion length 100
ST 9: Water shortage fuse (WMS)
Input: For break contact, 12V= / max. 3mA
ST10: Power supply for 1 module
V-: -9.6V, 0.22A, V+: +15V, 0.42A
ST14: Option out-/input 1 (WAE1)
Monitoring device
Supply: 24V~ / 6VA
Y+: Input: 0 / 2 - 10V= / max. 3mA
U+: Output: 0 / 2 - 10V= / Ri = 12kΩ
ST6: Option out-/input 2 (WAE2)
WAE2 KL1-2: Output: 12V= / max. 15mA
WAE2 KL3-4: Input: Pt2000 - sensor input
ST4: Outside sensor/DCF77-receiver
Feed-in: 5V / max. 100mA
Feed-in: max. 5V / Ri = 15kΩ
Outside sensor input: Pt2000 – sensor input
Supply: 12V~ / 16VA
Feed-in: -15 - 100mV / Ri = 470kΩ
IP 40 (Unit dismantled IP 00)
Operating ambient temperature
Storage ambient temperature
0°C to +50°C
-20°C to +70°C
Minimum cross-section for power line
0.75mm² copper-cored cable
Minimum cross-section for sensor lead
0.5mm² copper-cored cable
h x b x d: 112 x 357 x 132mm (with grounding clips)
Weight (completely with plug parts)
*... The sum of the power of these exits may not exceed 5.5A! These exits are fused by the LC1 protection with 6.3A.