IOM / @DNOVA-µAC-0907-E - Page
CONTENTS
CONTENTS
contents
GeneRAL cHARActeRIstIcs
2
General description ......................................................................................................2
µAc UseR InteRFAce
2
The display ...................................................................................................................3
Status indicators ...........................................................................................................4
The keypad ..................................................................................................................4
InstALLAtIon
4
Initial start-up procedure ..............................................................................................4
The I/O (Input/Output) board ........................................................................................4
Meaning of the inputs and the outputs .........................................................................5
oPeRAtInG MoDes
6
Precision units for telecom ...........................................................................................6
Connecting a series of units .........................................................................................6
PRoGRAMMInG PARAMeteRs AnD tHeIR MoDIFIcAtIon
7
Parameters ...................................................................................................................7
Parameter modification
................................................................................................7
DescRIPtIon AnD conFIGURAtIon oF tHe PARAMeteRs
9
= probe parameters .................................................................................................12
r = regulation parameters ...........................................................................................13
c= compressor management parameters ..................................................................16
F= fan management parameters ................................................................................16
P= alarm management parameters ...........................................................................18
H= general configuration parameters
.........................................................................19
Heating/cooling valve and damper management .................................................21
Condensation control............................................................................................21
Free-cooling function ............................................................................................22
cLocK, tIMe BAnDs AnD ALARM LoG
23
Clock ..........................................................................................................................23
Time bands.................................................................................................................23
Alarm log ....................................................................................................................24
ALARMs AnD sIGnALs
26
Table of alarms ...........................................................................................................26
Alarm signals ..............................................................................................................27
Machine shut-down signals ........................................................................................28
oPtIonAL BoARDs
29
RS485 serial board ....................................................................................................29
Clock board ................................................................................................................29
tecHnIcAL sPecIFIcAtIons
30
