Section 3: Electrical installation | Daniel 3818 LNG Liquid Ultrasonic Meter Installation Manual |
May 2012 | |
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Ethernet communications
The Ethernet port IP address, subnet mask, and gateway address are
It is strongly recommended that the meter be configured using an independent
RESTRICT ETHERNET AND SERIAL CONNECTIVITY USAGE
Failure to restrict Ethernet and communication access to the Daniel 3818 LNG Liquid Ultrasonic Flow Meter can result in, among other things, unauthorized access, system corruption, and/or data loss.
User is responsible for ensuring that physical access and Ethernet or electronic access to the Daniel 3818 LNG Liquid Ultrasonic Flow Meter is appropriately controlled and any necessary security precautions, such as, establishing a firewall, setting password permissions and/or implementing security levels.
Use ethernet cable (Daniel P/N
Table 3-3 Ethernet cable to PC communication
Ethernet communication
Wire color | CPU |
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White w/Orange Stripe | TX+ |
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Orange w/White Stripe | TX - |
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White w/Green Stripe | RX+ |
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Green w/White Stripe | RX - |
RX-
RX+
TX-
TX+
A DIN 41612
44 | CPU Module labeling and LED indicators |