Hydronic Balancing

familiarisation with a heating circuit
familiarisation with temperature control
two-point controller
PID controller
recording of step response
recording of fitting and pump characteristics
energy balances
determining pump efficiency from hydraulic power and electrical power consumption
heat transfer with convector (water-to-air heat exchanger with fan)
comparison of circulating pumps
conventional pump
differential pressure controlled pump
Specification
fundamentals of energy efficient heating technology
closed water circuit with 2 circulating pumps, expansion vessel, heater and convector
2-point and PID software controller for temperature: reference variable, hysteresis and PID parameters adjustable
boiler safety group according
7 differential pressure sensors, 4 temperature sensors, 1 effective power sensor and 1 flow rate sensor
software with control functions and data acquisition via USB under Windows Vista or
Technical Data
Conventional circulating pump, 3 stages
power consumption: 43...80W
max. flow rate: 3,7m³/h
max. head: 6,2m
Differential pressure-controlled circulating pump
power consumption: 4...50W
max. flow rate: 3,5m³/h
max. head: 6m
Electric heater: 2.000W
Expansion vessel: 2L
Software controller
adjustable reference variable: 0...80°C
Measuring ranges
differential pressure: 5x 0...600mbar, 2x 0...100mbar
temperature: 0...100°C
flow rate: 1...50L/min
effective power: 0...200W
Dimensions and Weight
LxWxH: 2.000x750x1.760mm
Weight: approx. 150kg
Required for Operation
230V, 50Hz, 1 phase