ES-0490 Rev.1
18KBXW
Rack-mounted DCS Signal Conditioners 18K-RACK
STANDARD RACK
Functions & Features
• Housing for storage of Rack-mounted DCS Signal Conditioners 18K-RACK
• Integrated rack and field connectors allow for signal conditioners to be removed without touching the terminal screws, making field wiring insulation tests possible
• Can also be used for 18-RACK storage
• Signal conditioner power supply is for all 16 units
• Connectors are available for direct connection to Yokogawa Electric DCS units
MODEL: 18KBXW–[1]
ORDERING INFORMATION
• Code number: 18KBXW-[1]
Specify a code from below for [1].
(e.g. 18KBXW-Y1)
[1] CONNECTOR
Y1
: Yokogawa DCS MAC2 / PAC card use
Y2
: Yokogawa DCS VMx / PM1 card use
RELATED PRODUCTS
• Blank filler plate (model: P-181)
GENERAL SPECIFICATIONS
Construction
: Metal plates assembly
Coating
: Colored Zn-Cr
Capacity
: 16 positions
Connection
Power
: M4 screw terminals (torque: 0.8 N·m)
Field connector
: Japan Solderless Terminal MFG.Co.Ltd
B04B-XASK-1-A
Screw terminal
: Nickel-plated brass
Isolation
: I/O connector to field connector to power to FG
INSTALLATION
Power input
•
DC
: Operating voltage range 24 V DC ±10 %, 2.5 A minimum (ripple 10 % p-p max.)
Operating temperature
: -5 to +55°C (23 to 131°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Mount to module inserts of Yokogawa Electric racks (models: CNC, CNM) (perforation required)
Weight
: Approx. 2.5 kg (5.51 lb)
PERFORMANCE
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 500 V AC @1 minute
(I/O connector to field connector to power)
1000 V AC @1 minute
(I/O connector or field connector or power to FG)
CONNECTION DIAGRAM
DIMENSIONS unit: mm (inch)
I/O CONNECTOR PIN ASSIGNMENT