ES-1890 Rev.1
18BXUA
Rack-mounted DCS Signal Conditioners 18-RACK
STANDARD RACK
(2 positions, with air manifold)
Functions & Features
• Standard rack for I/P transducer (model: 18VP) and other 18-RACK signal conditioners
• Line power supplied via the rear rack bus
• Supply pressure at the manifold plug
MODEL: 18BXUA–[1]
ORDERING INFORMATION
• Code number: 18BXUA-[1]
Specify a code from below for [1].
(e.g. 18BXUA-K)
[1] POWER SUPPLY UNIT
AC Power
K
: 85 – 132 V AC
(Operational voltage range 85 – 132 V, 47 – 63 Hz)
DC Power
R
: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
RELATED PRODUCTS
• Blank filler plate (model: P-181)
GENERAL SPECIFICATIONS
Construction
: Metal plates assembly
Coating
: Black Zn-Cr
Capacity
: 2 positions
Connection
I/O
: M3.5 screw terminals (torque 0.8 N·m)
Power input
: M3.5 screw terminals (torque 0.8 N·m)
Pneumatic
: Rc 1/4" female (torque ≤ 12 N·m)
Screw terminal
: Nickel-plated brass
Manifold
: Aluminium alloy
INSTALLATION
Power consumption
•
AC
: 85 – 132 V, 47 – 63 Hz, 15 VA maximum
•
DC
: 24 V DC ±10 %, (ripple 10 % p-p max.)
Operating temperature
: -5 to 55°C (23 to 131°F)
0 to 55°C (32 to 131°F) for AC power
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Angle bracket
Weight
: 1.5 kg (3.3 lb)
PERFORMANCE
Insulation resistance
: ≥ 100 MΩ with 500 V DC
(I/O to power to FG)
Dielectric strength
: 500 V AC @ 1 minute
(I/O to power to FG)
Maximum supply pressure
: 196 kPa
(2 kgf/cm
2
, 1.96 bar, 28 psig)
MOUNTING REQUIREMENTS unit: mm (inch)
CONNECTION DIAGRAM
DIMENSIONS unit: mm (inch)