Flowserve MX/QX Profibus DP/PA Field Unit Instrukcja Użytkownika Pobierz pdf (Strona 68)

PB DPV1 / PA Field Unit Installation and Maintenance FCD LMENIM2336-03 – 12/12

Channel 355 – Emergency Shutdown (Index 115)

This channel, DO_ESD_CHAN, accepts values requesting that the network ESD be disabled or

enabled. It also provides two status values, read back from the network ESD, indicating:

• The network ESD is not active.

• The network ESD is active.

Channel 355

DO_ESD_CHAN Value

Valid values to write to this block

Disable Network ESD 0x00

Enable Network ESD 0x01

Force PBDP-A active slave 0x02

Force PBDP-B active slave 0x04

Clear force PBDP active slave 0x06

Readback on the DO_ESD_CHAN

Network ESD NOT Active 0x00

Network ESD Active 0x01

PBDP-A is active slave & Network ESD NOT Active 0x02

PBDP-A is active slave & Network ESD Active 0x03

PBDP-B is active slave & Network ESD NOT Active 0x04

PBDP-B is active slave & Network ESD Active 0x05

Channel 356 – Relay Outputs (Index 116)

This channel, DO_RELAY_CHAN, provides seven outputs to control seven actuator relays, four of

them latching and three non-latching. It also provides seven status values and readback of host-

initiated values.

Channel 356

DO_RELAY_CHAN Value

Valid values to write to this block

User Output S1a, S2a, S1b, S2b (standard)

R1 – R4 (optional)

Bits 0-3

User Output R5 – R8 (optional) Bits 4-7

Readback on the DO_RELAY_CHAN

User Output S1a, S2a, S1b, S2b Relay Energized (standard)

R1 – R4 Relay Energized (optional)

Bits 0-3

User Output R5 – R8 Relay Energized (optional) Bits 4-7

NOTE: Relays must be conﬁgured for network control or data will be invalid.

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Flowserve MX/QX Profibus DP/PA Field Unit Instrukcja Użytkownika Strona 68