OMICRON 317
Accessories
22.2 CB TN3 module
22.2.1 Designated use
The CB TN3 module is used to evaluate pressure signals and the displacement of the circuit breaker’s
main contacts during operation. The pressure and contact travel are measured by transducers
connected to the CB TN3 module. The CB TN3 module supports digital and analog transducers.
Figure 22-3: Front view of the CB TN3 module
Digital interfaces
(EIA-422 standard)
For the pin assignment, see
Table 22-6: "Pin assignment
of the digital interface
connector" on page 318.
Grounding socket
(reserved for future use)
Analog interfaces
For the socket
assignment, see
Table 22-7: "Socket
assignment of the analog
interface connector" on
page 319.
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