Appendix for service personnel
TACOCONTROL Z1 S
Main overview ► Manual settings
HMI text
Description
Value range
DHW valve (Man.)
Control value for the valve for domestic hot water control when manual
operating mode is used (100% = valve fully open)
0 – 100%
HTG Valve (Man.)
Control value for the valve for heating water control when manual oper-
ating mode is used (100% = valve fully open)
0 – 100%
HTG Pump (Man.)
Activation of the circulation pump for the heating circuit in manual oper-
ating mode:
Off: Pump not operating
On: Pump operating
Off
On
Bypass valve
(Man.)
Activation of the valve for the keep warm function on the primary side
when manual operation is used:
Off: Valve is closed
On: Valve is open (Note: Return temperature to the heat network may
increase considerably!)
Off
On
Heat Demand
(Man.)
Manual heat request for the activation of the heating water control when
manual operating mode is used (instead of the room thermostats)
Off: no heat request
On: Heat request
Off
On
*Duration man.
mode
Time after which manual operating mode is automatically switched over
to Automatic again.
0.5 – 24 h
Main overview ► System
Main overview ► System ► Date/Time
input
HMI text
Description
Value range
Language
Language selection
English
German
Imperial unit sys.
Switchover between imperial and metric system of units
Passive: metric system of units
Active: imperial system of units
Passive
Active
HMI text
Description
Value range
*Year
Current date: Year
1970 – 9999
*Month
Current date: Month
1 – 12
*Day
Current date: Day
1 – 31
*Hour
Current time: Hours
0 – 23
*Minute
Current time: Minutes
0 – 59
*Second
Current time: Seconds
0 – 59
05/2024 Item no. 215251 EA no. EA-1291
Operating instructions
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