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Index
M
Mixed air chamber
Automatic reversal of the operating
action . . . . . . . . . . . . . . . . . . . . . . . 45
Circulating air mode after system start-up
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Independent mixed air temperature
control . . . . . . . . . . . . . . . . . . . . . . 46
Outdoor temperature-controlled. . . . . 48
Sequential operation. . . . . . . . . . . . . 45
Modem dialing interval. . . . . . . . . . . . . . 82
O
Operating action
Control output Y1 . . . . . . . . . . . . . . . 67
Control output Y2 . . . . . . . . . . . . . . . 45
Outdoor air rate . . . . . . . . . . . . . . . . 45
Operating level . . . . . . . . . . . . . . . . . . . 10
Outdoor air damper. . . . . . . . . . . . . . . . 62
Outdoor temperature output . . . . . . . . . . 76
Outdoor temperature sensor . . . . . . . . . . 61
Outdoor temperature-compensated supply
air control . . . . . . . . . . . . . . . . . . . . . . . 59
P
Parallel operation
Chiller . . . . . . . . . . . . . . . . . . . . . . . 65
Potentiometer
Air volume setting . . . . . . . . . . . . . . . 71
Humidity set point correction . . . . . . . 70
Outdoor air rate setting. . . . . . . . . . . 70
Temperature set point correction . . . . 70
Public holidays. . . . . . . . . . . . . . . . . . . . 14
Pump output, display . . . . . . . . . . . . . . . . 7
R
Request for externally required signal . . . 75
118
EB 5477 EN
Resistance values for temperature sensors110
Return air flow temperature limitation . . . 54
Return air flow temperature sensor . . . . . 61
Return air temperature sensor . . . . . . . . . 69
Room temperature cascade control . . . . . 40
Room temperature control . . . . . . . . . . . . 39
RS 232 C serial interface . . . . . . . . . . . . 80
S
Sensor failure . . . . . . . . . . . . . . . . . 77 - 78
Sensor version . . . . . . . . . . . . . . . . . . . 110
Serial interface . . . . . . . . . . . . . . . . 79 - 83
Pin assignment . . . . . . . . . . . . . 79 - 83
Stand-by monitoring. . . . . . . . . . . . . . . . 69
Station number . . . . . . . . . . . . . . . . . . . 82
Status register . . . . . . . . . . . . . . . . . . . . 77
Supply air humidity control . . . . . . . . . . . 41
Supply air temperature control . . . . . . . . 37
Supply air temperature limit . . . . . . . . . . 53
Surge protection measures . . . . . . . . . . . 86
Sustained room temperature . . . . . . . . . . 55
Switchover between summer time and winter
time . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
System code number . . . . . . . . . . . . 24 - 36
System start-up mode
Dependent on outdoor temperature . . 61
Return air temperature-controlled . . . . 61
T
Technical data . . . . . . . . . . . . . . . . . . . 107
Telephone number
Alternative recipient . . . . . . . . . . . . . 82
Control station . . . . . . . . . . . . . . . . . 82
Time, setting . . . . . . . . . . . . . . . . . . . . . 10
V
Vacations . . . . . . . . . . . . . . . . . . . . . . . 15
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