flexotron 800 Configurable powerful and with communication capability

flexotron® 800 Configurable, powerful and with communication capability.

flexotron® 800 • Flexible • Versatile • User-friendly • Communicative Heating, ventilation and air-conditioning controller for small to medium-sized installations 2 9/3/2021 flexotron 800

Features of flexotron® 800 3 9/3/2021 flexotron 800

Flexible • With or without display, an external display unit can be connected • Various communication possibilities • 24 V~ or 24 V= supply voltage 4 9/3/2021 flexotron 800

Versatile • Contains all applications VENTILATION • Configurability for easy and quick adaption to the application HEATING • One application can simply be replaced with another, even after installation BOILER CONTROL 5 9/3/2021 flexotron 800

User-friendly • • Pre-programmed Display in with more than 20 languages Clear text for paramters and functions Easy handling 6 9/3/2021 flexotron 800

Communicative • Modbus RTU • Integrated web server with TCP/IP interface • Future solutions for communication with further protocols 7 9/3/2021 flexotron 800

Interfaces - Model overview Model Communication RDT 8 xx. Fx 1 x Modbus RTU via RS 485 RDT 8 xx. F 22 x TCP/IP and web interface Current Web models available only with integrated display 8 9/3/2021 flexotron 800

Model overview RDT 808 F 211 Inputs RDT 815 F 211 RDT 815 F 011 RDT 815 F 221 RDT 828 F 211 RDT 828 F 011 RDT 828 F 221 5 8 8 8 16 16 16 Analog 2 4 4 4 Digital 3 4 4 4 8 8 8 Universal - - 4 4 4 3 7 7 7 12 12 12 Analog 1 3 3 3 5 5 5 Digital 2 4 4 4 7 7 7 Display Yes Yes - Yes TCP/IP - - - Yes Outputs 9 9/3/2021 flexotron 800

Engineering flexotron® 800 10 9/3/2021 flexotron 800

Wiring diagram 11 9/3/2021 flexotron 800

Configuration methods • SAUTER CASE flexotron® – software for quick and simple installation and commissioning • Configuration also possible directly via the display and buttons 12 9/3/2021 flexotron 800

Configuring flexotron ® 800 means… • Flexible, free assignment of I/Os to the required functionalities (e. g. time channel to free output) • Enable/disable functionality (e. g. free night cooling) • Selection of operating modes (e. g. fan 1 -, 2 -stsge, via FU) • Configurations are made off-line • Configurations are adapted, saved, loaded from the unit, compared, duplicated 13 9/3/2021 flexotron 800

Configuration tool SAUTER CASE flexotron® • Configurations are managed • Automatic language setting (de, en, fr) • Update controller software • Configurations are created • Time schedules and control loops are set-up • Setpoints are defined 14 9/3/2021 flexotron 800

Configuration tool SAUTER CASE flexotron® • Alarm handling • Manual operation • Overview of I/O in one screen • Create charts 15 9/3/2021 flexotron 800

Configuration tool SAUTER CASE flexotron® • Separate installations for ventilation and heating/boiler • SAUTER CASE flexotron ventilation • SAUTER CASE flexotron heating • Same structure, same basic functionality of the two CASE flexotron programs • Independent of CASE suite 16 9/3/2021 flexotron 800

flexotron® 800 with Web • Integrated web server with TCP/IP VENTILATION • Web and SCADA communication via the same TCP/IP connection HEATING • Alarm forwarding via e-mail 17 9/3/2021 flexotron 800

flexotron® 800 with Web Clear user interfaces 18 9/3/2021 flexotron 800

Options – Setpoint device, external display unit EGT 338 F 102 RDB 800 F 001 19 9/3/2021 flexotron 800

Easy cabinet front-mounting VENTILATION HEATING BOILER CONTROL Front mounting kit Terminals for use with front mount kit 20 9/3/2021 flexotron 800

Overview of applications VENTILATION HEATING BOILER CONTROL 21 9/3/2021 flexotron 800

Applications of flexotron® 800. Ventilation 22 9/3/2021 flexotron 800

Ventilation application VENTILATION 23 9/3/2021 flexotron 800

Ventilation Control modes • Supply air control • Outdoor temperature compensated supply air VENTILATION control • Cascaded room temperature control • Cascade connected extract air temperature control • Outdoor temperature dependent switching between room control and supply air control • Outdoor temperature dependent switching between extract air control and supply air control (Supply air during the winter and room/extract air during the summer) 24 9/3/2021 flexotron 800

Temperature control • Water heating, electric heating • Heat exchangers, mixing dampers VENTILATION • Water cooling, DX cooling • Support control heating/cooling • Free cooling • Cooling recovery • Enthalpy control • External setpoint • Pretreatment (“Puit Canadien”) 25 9/3/2021 flexotron 800

Air control • 1 -speed fan • 2 -speed fan VENTILATION • Via frequency converters: • Temperature compensated pressure control • Temperature compensated air flow control • Manual rotational speed control in percentages • One external 0… 10 V input signal • Supply air pressure control and slave controlled extract air • Pressure controlled supply air and flow controlled extract air for balanced ventilation 26 9/3/2021 flexotron 800

Other control options • Humidity control • An extra control circuit for after-treatment VENTILATION • Recirculation control • Demand led controlled ventilation if the CO 2 concentration is too high 27 9/3/2021 flexotron 800

Other functions • Heat exchanger efficiency calculation with alarm • Digital timer outputs for door locks, lighting etc. VENTILATION • Fire damper control with exercise • Adjustable alarm texts • The 40 latest alarm events are shown in the display • Possibility to block automatic restart at power-up 28 9/3/2021 flexotron 800

Base configuration: RDT 808 Fixed value 29 9/3/2021 flexotron 800

Base configuration: RDT 815 Fixed value 30 9/3/2021 flexotron 800

Base configuration: RDT 815 Cascade 31 9/3/2021 flexotron 800

Base configuration: RDT 828 Cascade & CO 2 32 9/3/2021 flexotron 800

Base configuration: RDT 828 Cascade & humidity 33 9/3/2021 flexotron 800

Applications of flexotron® 800 Heating and Boiler 34 9/3/2021 flexotron 800

Heating application HEATING 35 9/3/2021 flexotron 800

Heating 1… 3 circuits • One setpoint curve for each circuit • 3 -point or continuous actuators HEATING • Pump control with pump stop saves energy • Frost protection • Wind compensation • Consideration to building inertia • Night set-back • Power limitation • Automatic setpoint displacement with regard to room temperature 36 9/3/2021 flexotron 800

Functions Domestic hot water & Cooling system Domestic hot water (1… 2 circuits) • PID control loops HEATING • Pump control • Daily overheating preventing growth of Legionella • Night set-back Cooling system (1 circuit) • Setpoint curve • Control of chilled beam • Dew point control 37 9/3/2021 flexotron 800

Other functions • Control of the storage tank pump HEATING • Differential temperature control to charge a storage tank using solar modules • Pressure control of a variable speed pump in order to maintain constant pressure in the system • Pulse inputs for measuring cold and hot water as well as energy consumption • Digital timer channels for door locks, lighting, etc. • Extra temperature sensors 38 9/3/2021 flexotron 800

Boiler control application BOILER CONTROL 39 9/3/2021 flexotron 800

Boiler control functions • One…four boilers in sequence • 1 - or 2 -stage control or continuous 0. . 10 V • Setpoint constand / outdoor temperature depending / demand led • Balancing of operating hours, switch-over in case of fault • Simultaneous operation with heating BOILER CONTROL 40 9/3/2021 flexotron 800

Application – Heating Circuits Note: not all signals are available at the same time 41 9/3/2021 flexotron 800

Application – Cooling Circuit Note: not all signals are available at the same time 42 9/3/2021 flexotron 800

Application – Hot Water Circuits Note: not all signals are available at the same time 43 9/3/2021 flexotron 800

Application – Boiler Control Note: not all signals are available at the same time 44 9/3/2021 flexotron 800

Integrating flexotron® 800 45 9/3/2021 flexotron 800

flexotron® 800 can be used standalone… Access via Case flexotron® or flexotron® with Web flexotron® 800 with RS 485 or with TCP/IP 46 9/3/2021 flexotron 800

… as well as in a small network with a web browser 47 9/3/2021 flexotron 800

flexotron® 800 in a building automation system 48 9/3/2021 flexotron 800

flexotron® 800 with web integrated in a network 49 9/3/2021 flexotron 800

Integration in a foreign SCADA system via Modbus 50 9/3/2021 flexotron 800

flexotron® 800. The perfect solution for small and mediumsized installations. 51 9/3/2021 flexotron 800