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en
1
Overview
• Especially designed for the speed control of high-efficiency pumps
• System-Monitoring-Display
• Up to 4 Pt1000 temperature sensors
• 2 semiconductor relays for pump speed control
• HE pump control
• Heat quantity measurement
• Commissioning menu
• 10 basic systems to choose from
• Function control
• Optional thermal disinfection function
• Drainback option
• Unit °F and °C selectable
• “SOLARFIRST” function
Technical data
Inputs: 4 Pt1000 temperature sensors
Outputs: 2 semiconductor relays, 2 PWM outputs
PWM frequency: 512 Hz
PWM voltage: 10.5 V
Switching capacity per relay:
R1: 1 (1) A 100 … 240 V~ (semiconductor relays)
R2: 1 (1) A 100 … 240 V~ (semiconductor relays)
Total switching capacity: 2 A 240 V~
Power supply: 100 … 240 V~, 50 … 60 Hz
Supply connection: type Y attachment
Power consumption (standby): < 1 W
Mode of operation: type 1.C.Y action
Rated impulse voltage: 2.5 kV
Data interface: VBus
®
, ModBus switching signal for the “SOLARFIRST” function
VBus
®
current supply: 35 mA
Functions: function control, operating hours counter, tube collector function,
thermostat function, speed control, drainback and booster option, 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 push buttons at the front
Protection type: IP 20 / EN 60529
Protection class: I
Ambient temperature: 0 … 40 °C [32 … 104 °F]
Degree of pollution: 2
Dimensions: 172 x 110 x 46 mm
110
30
62
172
46
130
Upper fastening
Lower fastening