Bosch Heatronic 4000 Installation & Operating Instructions Manual page 38

4 boiler control, dhw, bacnet and modbus io heatronic 4000 2014/04 en-us
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Setup Menu (4 of 6)
Item Field
Access: ADV
Access: ADV
Access: ADV
Access: ADV
Access: ADV
Access: ADV
Access: ADV
Access: ADV
Access: ADV
Access: ADV
Heatronic 4000
Range
AUTO, 5 to 30 min
HEATING CYCLES
The cycle length to which all tN4 devices will synchronize.
Default: AUTO
Requirements: This item is only available when Application Mode is set to RSET
& a tN4 device is present.
OFF or ON
INDIRECT DHW MODE
Selects whether indirect DHW heating is active or not.
Default: OFF
Requirements: This item is only available when Application Mode is set to RSET,
SETP or EMS.
INDIRECT DHW LOCATION
Selects the location of the indirect DHW tank.
NEAR or PRIM
NEAR = Near boiler piping supplied by boiler 4.
Default: PRIM
PRIM = Primary loop piping supplied by boiler plant.
Requirements: This item is only available when Application Mode is set to RSET,
SETP or EMS & Indirect DHW Mode is set to ON.
INDIRECT DHW SENSOR
OFF or ON
Selects if a DHW Sensor is to be used for indirect DHW heating.
Default: OFF
Requirements: This item is only available when Application Mode is set to RSET,
SETP or EMS & Indirect DHW Mode is set to ON.
70 to 190°F
INDIRECT DHW SETPOINT OCCUPIED
The temperature of the indirect DHW tank during the occupied periods.
(21.0 to 88.0°C)
Requirements: This item is only available when Application Mode is set to
Default: 140°F (60.0°C)
RSET, SETP or EMS, Indirect DHW Mode is set to ON & Indirect DHW Sensor
is set to ON.
INDIRECT DHW SETPOINT UNOCCUPIED
OFF, 70 to 190°F
The temperature of the indirect DHW tank during the unoccupied periods. If
(21.0 to 88.0°C)
operation is not desired during the unoccupied periods, select OFF.
Default: OFF
Requirements: This item is only available when Application Mode is set to RSET,
SETP or EMS, Indirect DHW Mode is set to ON, Indirect DHW Sensor is set to
ON & the Setback / Off switch is set to Setback.
INDIRECT DHW DIFFERENTIAL
1 to 42°F
The temperature differential of the indirect DHW tank from the IDHW SETPOINT
(0.5 to 23.5°C)
settings.
Default: 6°F (3.0°C)
Requirements: This item is only available when Application Mode is set to
RSET, SETP or EMS, Indirect DHW Mode is set to ON & Indirect DHW Sensor
is set to ON.
INDIRECT DHW EXCHANGE OCCUPIED
100 to 220°F
The boiler target temperature for the indirect DHW heat exchanger during the
(38.0 to 104.0°C)
occupied periods.
Default: 180°F (82.0°C)
Requirements: This item is only available when Application Mode is set to RSET,
SETP or EMS, Indirect DHW Mode is set to ON & Indirect DHW Sensor is set
to OFF.
INDIRECT DHW EXCHANGE UNOCCUPIED
OFF, 100 to 220°F
The boiler target temperature for the indirect DHW heat exchanger during the
(OFF, 38.0 to 104.0°C)
unoccupied periods. If operation is not desired during the unoccupied periods,
select OFF.
Default: OFF
Requirements: This item is only available when Application Mode is set to RSET,
SETP or EMS, Indirect DHW Mode is set to ON, Indirect DHW Sensor is set to
OFF & the Setback / Off switch is set to Setback.
OFF or ON
INDIRECT DHW PRIORITY
Selects whether indirect DHW priority is active or not.
Default: OFF
Requirements: This item is only available when Application Mode is set to RSET,
SETP or EMS & Indirect DHW Mode is set to ON.
Description
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BTC461503101C | 6720810369 (2018/03)
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