ES-2937 Rev.1
17CE
Rack-mounted Power Transducers 17-RACK
AC CURRENT TRANSDUCER
Functions & Features
• Converting an alternating current from a current transformer into a standard process signal
• Minimum ripple
• True RMS sensing
Typical Applications
• Centralized monitoring and control of motors, pumps or heaters by DCS
• Monitoring power line and power supply current
MODEL: 17CE–[1]6-R
ORDERING INFORMATION
• Code number: 17CE-[1]6-R
Specify a code from below for [1].
(e.g. 17CE-56-R)
[1] INPUT
Current
1
: 0 – 1 A AC
5
: 0 – 5 A AC
OUTPUT
Voltage
6
: 1 – 5 V DC (Load resistance 2000 Ω min.)
AUXILIARY POWER SUPPLY
DC Power
R
: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
GENERAL SPECIFICATIONS
Construction
: Rack-mounted; terminal access via screw terminals on the front and connector on the rear; terminal cover provided
Connection
Input
: M3.5 screw terminals (torque 0.8 N·m)
Output
: Connector
Auxiliary power
: Supplied from connector
Screw terminal
: Nickel-plated steel
Isolation
: Input to output to auxiliary power
Input waveform
: Up to 15 % of 3rd harmonic content
Overrange output
: 0 to 120 %
Zero adjustment
: -5 to +5 % (front)
Span adjustment
: 95 to 105 % (front)
INPUT SPECIFICATIONS
Frequency
: 50 or 60 Hz
Input burden
: 0.1 VA (input 0 – 1 A), 0.5 VA (input 0 – 5 A)
Overload capacity
: 400 % of rating for 1 sec., 120 % continuous
Operational range
: 0 – 120 % of rating
OUTPUT SPECIFICATIONS
INSTALLATION
Auxiliary power supply
Current consumption
: Approx. 35 mA
Operating temperature
: -5 to +55°C (23 to 131°F)
Operating humidity
: 40 to 85 % RH (non-condensing)
Mounting
: Standard Rack 17BXE
Weight
: 150 g (0.33 lb)
PERFORMANCE in percentage of span
Accuracy
: ±0.4 % (at 23°C ±10°C or 73.4°F ±18°F, 45 – 65 Hz)
Response time
: ≤ 1 sec. (0 – 100 % ±1 %)
Ripple
: 1 %p-p max.
Line voltage effect
: ±0.1 % over voltage range
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 500 V AC @ 1 minute (output to auxiliary power)
1500 V AC @ 1 minute (input to output or auxiliary power to ground)
CONNECTION DIAGRAM
DIMENSIONS unit: mm (inch)
TERMINAL ASSIGNMENTS