Manufacturer: Yokogawa Electric Corporation
Yokogawa Node Interface Unit A2NN30D for N-IO
The Node Interface Unit (NIU) has an interface function that allows a Field Control Unit (FCU) to communicate with an I/O unit for N-IO and an interface function that allows NIUs to communicate each other. Furthermore, the NIU supplies power to the I/O unit for N-IO. 24 V DC Output Power Supply Units for Yokogawa Node Interface Unit A2NN30D (A2PW503 or A2PW504): 2 N-ESB Bus Modules (A2EN501): 2 Number of I/O Unit for N-IO Connections Up to 6 units / NIU A2ZN4DC and A2ZN5DC I/O Units are usable. (A2BN4D and A2BN5D Base plates are usable.) Power Consumption for Yokogawa Node Interface Unit A2NN30D 100 to 240 V AC input: 190 V A 24 V DC input: 150 W Weight for Yokogawa Node Interface Unit A2NN30D Approx. 4.2 kg (configuration maximum value)
Model and Suffix Codes for Yokogawa Node Interface Unit A2NN30D
Description
Model A2NN30D Node Interface Unit (for N-IO)
Suffix Codes
-4 Dual-redundant Communication, Dual-redundant power supply
3 24 V DC output power supply (100 to 240 V AC input)
4 24 V DC output power supply (24 V DC input)
0 Always 0
0 DIN rail mount type
1 Wall mount type
0 N-ESB Bus for uplink
1 Optical ESB Bus(0 - 5 km) for uplink
2 Optical ESB Bus(5 - 50 km) for uplink
0 N-ESB Bus for downlink
1 Optical ESB Bus(0 - 5 km) for downlink
2 Optical ESB Bus(5 - 50 km) for downlink
0 With no explosion protection
1 With explosion protection
0 Basic type
1 With ISA Standard G3 option
2 With temperature (-40 to 70 °C) option
3 With ISA Standard G3 option and temperature (-40 to 70 °C) option
Option Codes
/NCBL With no power supply cable (*1)
/ATDOC Explosion Protection Manual (*2)