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The FRM220-CCF20 and FRM220-CCF40 bring relay contact transport over fiber. Both units offer duplex isolated circuits: CCF20 has two separate duplex Contact sets over fiber while CCF40 offers 4 such duplex sets. All outputs are completely isolated. Such converters are a great addition in automation applications where status of various buttons must be sent or read remotely with the help of fiber optic transport. The CCF series have open SFP slots that can accommodate any SFPs for mos …

Launching the POTS to fiber multiplexer. The new FRM220-FXO-4 and FRM220-FXS-4 have finished their beta testing and are now commercially available. These multiplexers allow 4 RJ-11 telephone lines grouped together on a single fiber circuit. The FRM220 multiplexers install in any FRM220 series chassis. They are using an SFP slot for maximum fiber versatility. Any 155M rated SFP can be used with the POTS multiplexers from any MSA compliant third party vendor. …