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Overview
• For the speed control of high-efficiency pumps
• Status display for a bidirectional HE pump
• Especially suited for solar pump stations
• 2 PWM feedback inputs
• 1 input for a VFD Grundfos Direct Sensor
TM
• Heat quantity measurement
• Commissioning menu
• 10 basic systems to choose from
• Function control
• Optional thermal disinfection function
• Drainback option
Technical data
Inputs: 4 Pt1000 temperature sensors, 1 VFD Grundfos Direct Sensor
TM
, 2 PWM
feedback inputs
Outputs: 2 semiconductor relays, 2 PWM outputs
PWM frequency: 512 Hz
PWM voltage: 10.5 V
Switching capacity: 1 (1) A 240 V~ (semiconductor relay)
Total switching capacity: 2 A 240 V~
Power supply: 100 … 240 V~ (50 … 60 Hz)
Supply connection: type Y attachment
Standby: 0.61 W
Mode of operation: type 1.C.Y action
Rated impulse voltage: 2.5 kV
Data interface: RESOL VBus
®
VBus
®
current supply: 35 mA
Functions: function control, operating hours counter, tube collector function,
thermostat function, speed control and heat quantity measurement
Housing: plastic, PC-ABS and PMMA
Mounting: wall mounting, also suitable for mounting into patch panels
Indication / Display: System-Monitoring-Display for visualisation of systems,
16-segment and 7-segment display, 8 symbols for indication of system status
Operation: 3 buttons at the front of the housing
Protection type: IP 20 / DIN EN 60529
Protection class: I
Ambient temperature: 0 … 40 °C
Degree of pollution: 2
Dimensions: 172 x 110 x 46 mm
110
30
62
172
46
130
Upper fastening
Lower fastening