Tech Controllers EU-800 PID User Manual page 4

6.5.2 CH boiler control ......................................................................................................................................................... 23
6.6 Operation algorithm ........................................................................................................................................................ 23
6.6.1 Standard ...................................................................................................................................................................... 23
6.6.2 PID ............................................................................................................................................................................... 23
6.7 Buffer parameters ........................................................................................................................................................... 24
6.7.1 Buffer .......................................................................................................................................................................... 25
6.7.2 Pre-set temperature top ............................................................................................................................................. 25
6.7.3 Pre-set temperature bottom ...................................................................................................................................... 25
6.7.4 DHW function .............................................................................................................................................................. 25
6.8 Pump activation temperature ......................................................................................................................................... 25
6.9 DHW hysteresis ............................................................................................................................................................... 25
6.10 Additional heat source .................................................................................................................................................... 26
6.11 Additional pump .............................................................................................................................................................. 26
6.11.1 CH pump ................................................................................................................................................................. 26
6.11.2 CH boiler protection ............................................................................................................................................... 26
6.11.3 Circulating pump..................................................................................................................................................... 27
6.11.4 Short circuit pump .................................................................................................................................................. 27
6.12 Pulser knob sensitivity ..................................................................................................................................................... 27
6.13 External sensor calibration .............................................................................................................................................. 27
6.14 Water tank disinfection ................................................................................................................................................... 27
6.15 Pump anti-stop ................................................................................................................................................................ 28
6.16 Anti-freeze temperature ................................................................................................................................................. 28
6.17 PID supervision** ............................................................................................................................................................ 28
6.18 CH boiler hysteresis* ....................................................................................................................................................... 28
6.19 Screen settings ................................................................................................................................................................ 28
6.20 Display contrast ............................................................................................................................................................... 28
6.21 Factory settings ............................................................................................................................................................... 28
7 Protections ................................................................................................................................................................................ 28
7.1 Temperature alarm ......................................................................................................................................................... 29
7.2 Thermal protection.......................................................................................................................................................... 29
7.3 Automatic sensor control ................................................................................................................................................ 29
7.4 Protection against boiling of water in the ch boiler ........................................................................................................ 29
7.5 Temperature protection .................................................................................................................................................. 29
7.6 Fuse ................................................................................................................................................................................. 29
8 Technical data ........................................................................................................................................................................... 30
PS, 19.08.2021
ALL PHOTOS IN THIS DOCUMENT ARE EXAMPLES AND MAY DIFFER FROM THE ACTUAL PRODUCT.
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