— A B B M E A S U R E M E N T & A NA LY T I C S | I N S T R U C T I O N LST300_Terminals Description - with Wiring Suggestions Hot swappable power Electrical connection supply is not recommended...
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According to IEC 61000-4-2,the contact ESD Before installing the protection voltage of LST300 connectors is 4 kV transmitter in dangerous area, while the air ESD protection voltage is 8 kV. ABB Attention the red plug must be strongly recommends using wristbands or Important removed.
Analog output Ground Connection The LST300 needs to be grounded at the terminals, The LST300 has a 4-20 mA analog output for as shown in Fig. 2. transmitting measurements and alarms. LST300 has two ground connectors (PE). 20 mA output and power input are Effective grounding connection is needed transmitted on the same wire.
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Wiring Follow the following steps to connect the transmitter: 1. Remove the cover on one of the two electrical connection ports on the upper sides of the transmitter housing. 2. Install various adapters and bushings on the inch NPT internal threads of connection ports, if necessary, to conform to factory wiring (conduit) standards.