Viessmann VITOTRONIC 300-K Operations Instructions Page 51
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5693 976 - 04
Vitotronic 200 and 300-K Installation and Service
“General” Group (continued)
Coding in the factory set condition Possible change
50:10 Start integral threshold for external heat
source set to 10 K x min.
50:1
to
50:255
Start integral threshold for external heat source
adjustable from 1 to 255 K x min.
51:255 Shutdown integral threshold for external
heat source set to 255 K x min.
51:1
to
51:255
Shutdown integral threshold for external heat source
adjustable from 1 to 255 K x min.
54:0 Without solar thermal system 54:1 With Vitosolic 100 (automatic recognition)
54:2 With Vitosolic 200 (automatic recognition)
54:3 With solar control module SM1 without auxiliary
function (automatic recognition)
54:4 With solar control module SM1 with auxiliary function,
e.g. central heating backup (automatic recognition)
5B:0 Without extension EA1. 5B:1 With extension EA1; automatic recognition.
5C:0
Function output aBJ at extension EA1:
central fault message.
5C:1 Accessories pump.
5C:2 No function.
5C:3 Heating circuit pump A1 is switched to low speed
(reduced mode).
5C:4 Heating circuit pump M2 is switched to low speed
(reduced mode).
5C:5 Heating circuit pump M3 is switched to low speed
(reduced mode).
5D:0 Function input DE1 at extension EA1:
No function.
5D:1 Heating program changeover.
5D:2 External demand with minimum set supply temperature.
Setting of the set value in coding address “9B”.
5D:3 External blocking.
5D:4 External blocking with fault message.
5D:5 Fault message input.
5D:6 Brief operation, DHW recirculation pump (pushbutton
function). Setting of runtime for DHW recirculation
pump in coding address “12” in the “General” group.
5E:0 Function input DE2 at extension EA1:
No function.
5E:1 Heating program changeover.
5E:2 External demand with minimum set supply temperature.
Setting of the set value in coding address “9B”.
5E:3 External blocking.
5E:4 External blocking with fault message.
5E:5 Fault message input.
5E:6 Brief operation, DHW recirculation pump (pushbutton
function). Setting of runtime for DHW recirculation
pump in coding address “12” in the “General” group.
5F:0 Function input DE3 at extension EA1:
No function.
5F:1 Heating program changeover.
5F:2 External demand with minimum set supply temperature.
Setting of the set value in coding address “9B”.
5F:3 External blocking.
5F:4 External blocking with fault message.
5F:5 Fault message input.
5F:6 Brief operation, DHW recirculation pump (pushbutton
function). Setting of runtime for DHW recirculation
pump in coding address “12” in the “General” group.
Coding 2 Vitotronic 300-K
- IMPORTANT 1
- Product Information 2
- Table of Contents 3
- About these Instructions 5
- For your Safety 6
- System Example 7
- System Example (continued) 8
- Installation Sequence 10
- Mounting the Control Unit 15
- Connecting Sensors 16
- Connecting Pumps 17
- 120V External Connection 18
- Connecting Actuators 19
- Making the LON Connection 23
- Power Supply 25
- Opening the Control Unit 26
- Changing the Language 27
- Set Time and Date 27
- Commissioning 28
- Coding 1 Vitotronic 200 34
- “General” Group 35
- “Boiler” Group 35
- Coding 1 Vitotronic 300-K 36
- “Cascade” Group 38
- “DHW” Group 38
- “Solar” Group 39
- Coding 2 Vitotronic 200 44
- Coding 2 Vitotronic 300-K 49
- “General” Group (continued) 51
- “Cascade” Group (continued) 56
- “DHW” Group (continued) 58
- “Solar” Group (continued) 60
- Calling up the Service Level 67
- Scanning Operating Data 68
- Brief Scan Vitotronic 200 69
- Brief Scan Vitotronic 300-K 70
- Fault Display Vitotronic 200 71
- Troubleshooting 72
- 5693 976 - 04 78
- Cascade Control 79
- Cascade Control (continued) 80
- Heating Circuit Control 82
- Set room temperature 83
- DHW Tank Temperature Control 85
- Components 90
- Mixing Valve Motor Kit 92
- Parts List 94
- Specification 95
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