Section 3: Electrical installation

Daniel 3818 LNG Liquid Ultrasonic Meter Installation Manual

May 2012

3-9000-771 Rev A

 

 

3.6.8Securing the meter

Security seals protect the integrity of the meter metrology and prevent tampering with transducer assemblies. The following sections detail how to properly seal the Daniel 3818 LNG Liquid Ultrasonic Flow Meter after commissioning. The security seal wires are commercially available.

Be sure to set the WRITE PROT. switch on the CPU Module to the ON position prior to sealing the enclosure.

Sealing the Transmitter Electronics Enclosure

Use the following instructions to install the security seal wires on the Transmitter Electronics Enclosures.

Figure 3-8 Transmitter electronic enclosure security latch

A.

B.

A.Transmitter Electronics Enclosure end capB.Security latch

54

Securing the meter