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The TP4/7 surge protection device is a unique unit providing a level of protection for field-mounted transmitters that is far in excess of the optional transient protection facilities available from the transmitter manufacturers - without invloving any additional wiring, conduit modifications or other expensive extras.
- Specifically designed for Multivariable Transmitters and Level Transmitters
- Four wires protected, one pair at 12V to 24V and one pair at 7V (e.g. RS485)
- Easy and direct mounting - simply screws into spare conduit entry
- Intrinsically safe and flameproof to CENELEC standards
- FM, CSA and ATEX approved
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