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66 SECURITY SEAL INSTALLATION
Section 3: Electrical installation Daniel 3410 Series Ultrasonic Gas Flow Meter Installation Manual
June 2014 3-9000-759 Rev D
3.7 Security seal installation
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 3410 Series
Gas 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.
3.7.1 Seal Transmitter Electronics Enclosure
Use the following instructions to install the security seal wires on the Transmitter Electronics
Enclosure.
Figure 3-10 Transmitter electronics enclosure security latch
1. Rotate the end cap clockwise fully closing and compressing the end cap seal. Install the
Security latch using a 3mm Allen wrench.
A.
A. Transmitter Electronics Enclosure end cap. Optional glass endcap for Local Display
B. Security latch
B.