1 Overview
• 4 relay outputs (incl. 1 extra-low voltage relay)
• 4 inputs for Pt1000, Pt500 or KTY temperature sensors
• Inputs for 1 analogue Grundfos Direct SensorTM and 1 Flowrotor
• 1 V40 impulse input (also usable as a Pt1000, Pt500 or
KTY temperature sensor input)
• 2PWMoutputsforspeedcontrolofhigh-efciencypumps
• 27 basic system layouts
with up to 3 hydraulic variants each to choose from
• Automatic function control according to VDI 2169
110
166
130
47
Technical data:
Inputs: 4 inputs for Pt1000, Pt500 or KTY temperature sensors, 1 analogue Grund-
fos Direct Sensor™
, 1 Flowrotor, 1 V40 impulse input (also usable as a Pt1000, Pt500
or KTY temperature sensor input)
Outputs: 3 semiconductor relays, 1 potential-free extra-low voltage relay, 2 PWM
outputs (switchable to 0-10 V)
PWM frequency: 512 Hz
PWM voltage: 10,8 V
Switching capacity:
1 (1) A 240 V~ (semiconductor relay)
1 (1) A 30 V
⎓
(potential-free relay)
Total switching capacity: 3 A 240 V~
Power supply: 100 … 240 V~ (50 … 60 Hz)
Supply connection: type Y attachment
Standby: 0.69 W
Temperature controls class: I
Energyefciencycontribution: 1 %
Mode of operation: Type 1.B.C.Y
Rated impulse voltage: 2,5 kV
Data interface: RESOL VBus
®
, MicroSD card slot
VBus
®
current supply: 60 mA
Functions: external heat exchanger, operating hours counter, tube collector func-
tion, thermostat function, pump speed control, heat quantity measurement, adjust-
able system parameters and optional functions (menu-driven), balance and diagnos-
tics function, function control according to VDI 2169
Housing: plastic, PC-ABS and PMMA
Mounting: wall mounting, also suitable for mounting into patch panels
Indication / Display: System-Monitoring-Display, for visualisation of the systems,
16-segment-display, 8 symbols for indication of the system status, Lightwheel
®
(ad-
justment dial) and background illumination
Operation: 4 push buttons at the front and 1 Lightwheel
®
Protection type: IP 20 / DIN EN 60529
Protection class: I
Ambient temperature: 0 … 40 °C
Degree of pollution: 2
Dimensions: 110 x 166 x 47 mm