SMAR TT301 - Page 13

Installation
1.5
1650
1500
1000
500
0
12 20 30 40 45
250
Power Supply [ Volt ]
4-20mA only
Operating area
4-20mA and digital
communication
17
Figure 1.8 – Load Curve
The sensor should be connected as per Figure 1.8.
WARNING
When operating with two sensors, the sensors can not be both grounded. At least one has to be not
grounded for proper operation of TT301.