TACOCONTROL Z1 S

Overview

Sensors

The sensors send the current values to the controller. The sensors

are plugged into the terminal block.

Provision is made for the following sensors:

n Fresh water flow rate sensor

n Domestic hot water temperature sensor

n Heating supply temperature sensor

n Storage water temperature sensor

3.3 Components of the controller

Controller box

Fig. 4: Controller box

Circuit board

The controller box (Fig. 4) is integrated in the heating interface unit.

The controller box contains the circuit boards (Fig. 4/1), the voltage

transformer (Fig. 4/2), the fuse (Fig. 4/3) and the terminal block

(Fig. 4/4).

1 LAN connection

2 LED status display

3 Relay

4 Terminal strips for sensor inputs and control signals

5 USB connection

The circuit board features potential-free contacts (Fig. 5/2) to which

the terminal block is connected. The LAN connection (Fig. 5/1) is

used to connect the HMI to the circuit board in order to enter settings

and operate the controller. The USB connection (Fig. 5/4) is used to

load and save settings and software. The saved settings are retained

even after a power failure.

The LED status display (Fig. 5/2) indicates the status of the con-

troller.

The following status are displayed:

Fig. 5: Circuit board

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Operating instructions

05/2024 Item no. 215251 EA no. EA-1291