ABB AW101 - 10 AW101 Testomat Block Diagram

Water Hardness Analyzer
AW101 Testomat 10 AW101 Testomat® Block Diagram
18 IM/AW101 Rev. C
10 AW101 Testomat
®
Block Diagram
Fig. 10.1 AW101 Testomat
®
Block Diagram
2 Inputs
(Galvanically Isolated)
Intern
Electronics
Cabinet
Display (LCD)
Receive Amplifier
Measuring Chamber
Transmitter Amplifier
Measuring Chamber Inlet/Outlet Vavles
Stirring
Mechanism
Overflow
Indicator
Interface
(0/4 to
20 mA)
3 Relay Outputs
LV1 LV2 Alarm Stop In OUTL N
F1
M 4 A
F2
T0,16 A
F3
T1 A
Dosing Pump
Controller
and Monitoring
n n n
l l l