RBI FlexCore CK 5000 User Manual

TABLE OF CONTENTS HeatNet Control V3
Page 3
TABLE OF CONTENTS
TABLE OF CONTENTS ......................................................................................................................... 3
Introduction .......................................................................................................................................... 6
THE FLEXCORE CK -SERIES V3 HEATNET CONTROL .........................................................................................................................6
Features & Specifications ................................................................................................................... 8
STANDARD FEATURES OVERVIEW .....................................................................................................................................................8
Specifications ..................................................................................................................................... 10
Components & Accessories .............................................................................................................. 11
PART NUMBER .............................................................................................................................................................................. 11
SETUP & OPERATION ....................................................................................................................... 12
BASIC MULTI BOILER SYSTEM OPERATION ....................................................................................................................................... 12
MIXED BOILER TYPES USING PRIORITY SETS ................................................................................................................................... 13
MIXED BOILER SYSTEM OPERATION ................................................................................................................................................ 14
START/STOP PRIORITY CONDITIONS ............................................................................................................................................... 16
SELECTING MIXED BOILERS ........................................................................................................................................................... 17
MIXED SYSTEM TYPE 1: HIGH SYSTEM TURNDOWN ......................................................................................................................... 17
MIXED SYSTEM TYPE 2: CONDENSING/NON-CONDENSING ................................................................................................................. 20
Heating Control Methods ................................................................................................................... 24
HEATING METHOD 1 ...................................................................................................................................................................... 24
HEATING METHOD 2 ...................................................................................................................................................................... 24
HEATING METHOD 3 ...................................................................................................................................................................... 24
HEATING METHOD 4 ...................................................................................................................................................................... 24
HEATING METHOD 5 ...................................................................................................................................................................... 24
OPERATING LIMIT .......................................................................................................................................................................... 24
INPUT PRIORITIES .......................................................................................................................................................................... 25
HEATING METHOD 1 HEAT DEMAND ............................................................................................................................................ 25
HEATING METHOD 2 STAGE CONTROL T1-T2 ................................................................................................................................ 26
HEATING METHOD 3 4-20 MA CONTROL .......................................................................................................................................... 26
HEATING METHOD 4 AA INPUT........................................................................................................................................................ 27
HEATING METHOD 5 MODBUS COMMUNICATIONS ........................................................................................................................... 27
Domestic Hot Water Methods ............................................................................................................ 28
DHW METHOD 1: DHW HEATING ONLY USING A DHW MASTER AND MEMBER BOILER(S) EMPLOYING H-NET .................................... 29
DHW METHOD 2: FAILSAFE COMBINATION DHW AND SPACE HEATING WITH A MASTER BOILER AND MEMBER BOILERS UTILIZING
VALVES (MASTER TYPE: COMBINATION) ......................................................................................................................................... 33
DHW METHOD 2: FAILSAFE COMBINATION DHW AND SPACE HEATING WITH A MASTER BOILER AND MEMBER BOILERS UTILIZING PUMPS
(MASTER TYPE: COMBINATION) ..................................................................................................................................................... 35
DHW METHOD 3: DHW HEATING ONLY, USING A HEADER SENSOR INPUT .......................................................................................... 40
DHW METHOD 4A: SPACE HEATING WITH DHW OVERRIDE OF SETPOINT ON MASTER, USING AN AQUASTAT ......................................... 43
DHW METHOD 4B: SPACE HEATING WITH DHW OVERRIDE OF SETPOINT ON MASTER, USING A DHW 10K TANK SENSOR ..................... 46
DHW METHOD 5A: LOCAL DHW TANK HEATING USING A 10K TANK SENSOR. ..................................................................................... 49
DHW METHOD 5B: LOCAL DHW TANK HEATING USING A THERMOSTAT & HYBRID SENSOR. ................................................................ 53
DHW METHOD 6: DHW USING DIRECT CONTROL ......................................................................................................................... 55

RBI FlexCore CK 5000 Specifications

General

Brand	RBI
Model	FlexCore CK 5000
Category	Boiler
Language	English