Thermo Fisher Scientific Alpha RES 1000 - Manual (Page 6)

TABLE OF CONTENTS
1 INTRODUCTION .................................................................................................1
1.1 D ESCRIPTION OF U NIT ....................................................................................1
1.2 A PPLICATIONS ................................................................................................1
2 ASSEMBLY AND INSTALLATION.....................................................................2
2.1 M EASUREMENT AND C ONTROL S YSTEM ............................................................2
2.2 U NIT D IMENSIONS ..........................................................................................2
3 ELECTRICAL CONNECTION.............................................................................3
3.1 C ONNECTION D IAGRAM ...................................................................................3
3.2 B ACK P ANEL ..................................................................................................4
4 OVERVIEW .........................................................................................................5
4.1 K EYPAD AND D ISPLAY .....................................................................................5
4.1.1 Keypad ................................................................................................................... 5
4.1.2 Display ................................................................................................................... 5
4.2 F UNCTION G ROUPS ........................................................................................6
4.3 C ONTROL C ONCEPT .......................................................................................7
5 MEASUREMENT ................................................................................................8
5.1 ISPLAY IN M EASUREMENT MODE ....................................................................8 D
5.1.1 Check electrode performance ................................................................................ 8
5.1.2 Checking set points................................................................................................ 8
5.2 ECURITY C ODES ...........................................................................................8 S
5.2.1 How to enter and change parameters in Calibration mode.................................... 8
5.2.2 How to enter and change parameters in Advanced Setup mode .......................... 9
6 CALIBRATION MODE ......................................................................................10
6.1 R ESISTIVITY C ALIBRATION .............................................................................10
7 ADVANCED SET-UP MODE ............................................................................10
7.1 T EMPERATURE C OEFFICIENT SUB - FUNCTION ...................................................11
7.1.1 Selecting Pure-water or Linear Temperature Coefficient ..................................... 11
7.2 EMPERATURE CALIBRATION (ATC MODE ONLY ) ..............................................12 T
7.2.1 Setting manual temperature compensation ......................................................... 12
7.3 ONTROL R ELAY A/C ONTROL R ELAY B (SP1/SP2) SUB - FUNCTION ..................13 C
7.3.1 Entering the Set point 1 (Set point 2) sub-function .............................................. 13
7.3.2 Selecting the set point values .............................................................................. 13
7.3.3 Choosing High or Low set points ......................................................................... 13
7.3.4 Selecting a hysteresis (dead band) value (0.000 to 0.200 m
Ω
or 0.00 to 2.00 m
Ω
)1 3
7.3.5 Setting an on-delay time lag................................................................................. 14
7.3.6 Setting an off-delay time lag................................................................................. 15
7.4 ONTROLLER (C NTR ) SUB - FUNCTION .............................................................15 C
7.4.1 Entering the Controller sub-function..................................................................... 15
7.4.2 Choosing the controller type (limit or proportional) .............................................. 15
7.4.3 Choosing break/make contact relay type ............................................................. 16
7.4.4 Selecting proportional range value Xp ................................................................. 16
7.4.5 Maximum Pulse Length (tPL) or Maximum Frequency (FPF).............................. 17