Grundfos DID User Manual

English (GB)
8
7.4.3 Standard range DID pre-assembled system
Hydraulic setup: Bypass flowcell with flow switch
1
wide pH variation means the pH value can go up to values grater than approx. pH 8.5
7.4.4 Hydraulic setup: Tank immersed sensors
Purpose/applications Parameter 1 Parameter 2 Parameter 3 Description
Product
number
Free chlorine dosing control
Free Chlorine
0-2 ppm
DID-1 BF1-FCL2 98915656
ClO
2
dosing control
Chlorine dioxide
0-2 ppm
DID-1 BF1-CDI2 98915657
PAA dosing control
Peracetic acid
0-200 ppm
DID-1 BF1-PA2 98915658
H
2
O
2
dosing control
Hydrogen peroxide
0-200 ppm
DID-1 BF1-HP2 98915659
Chloramination dosing control - incl.
calculation
Free Chlorine
0-2 ppm
Total Chlorine
0-2 ppm
DID-3 BF3-FCL2/TCL2 98915660
Free chlorine dosing control with wide
pH variation
1
Free Chlorine
0-2 ppm
pH 2-12 DID-3 BF3-FCL2/PH 98915661
Chloramination dosing control - incl.
calculation with wide pH variation
1
Free Chlorine
0-2 ppm
Total Chlorine
0-2 ppm
pH 2-12 DID-3 BF3-FCL2/TCL2/PH 98915662
Free chlorine dosing control with
validation via ORP
Free Chlorine
0-2 ppm
ORP
-2000 - +2000 mV
DID-3 BF3-FCL2/ORP 98915663
Free chlorine dosing control with wide
pH variation and validation via ORP
Free Chlorine
0-2 ppm
pH 2-12
ORP
-2000 - +2000 mV
DID-3 BF3-FCL2/PH/ORP 98915664
pH control (neutralisation, pH
adjustment for further processes),
dosing control of acids and bases
pH 2-12 DID-1 BF1-PH 98915665
Dosing control in oxidation/reduction
processes (i.e. chromic acid, nitrite or
cyanide removal)
ORP
-2000 - +2000 mV
pH 2-12 DID-3 BF3-ORP/PH 98915669
Chemical dosing control in CIP-
processes, high purity water, cooling
towers
Conductivity
1-500000 µS/cm
DID-1 BF1-CND 98915670
Purpose/applications Parameter 1 Parameter 2 Description
Product
number
pH control (neutralisation for further
processes), dosing control of acids and
bases
pH 2-12 DID-1 TI1-PH 98915666
Denitrification - blower control
ORP
-2000 - +2000 mV
DID-1 TI1-ORP 98915667
Dosing control in oxidation/reduction
processes (i.e. chromic acid, nitrite or
cyanide removal)
ORP
-2000 - +2000 mV
pH 2-12 DID-3 TI2-ORP/PH 98915668
Chemical dosing control in CIP-
processes, high purity water, cooling
towers
Conductivity
1-500000 µS/cm
DID-1 TI1-CND 98915671

Grundfos DID Specifications

General

Brand	Grundfos
Model	DID
Category	Controller
Language	English