MODEL: 18KYS
Rack-mounted DCS Signal Conditioners 18K-RACK
GENERAL SPECIFICATIONS
Construction: Rack-mounted; terminal access via screw
terminals on the front and connector on the rear; terminal
cover provided
OUTPUT ISOLATOR
Functions & Features
Connection
• Takes 1 - 5 V DC as input
Input: Connector
• Module can be retracted without removing wiring for an
insulation test
Input monitor: M3.5 screw terminals (torque: 0.8 N·m)
Output: M3.5 screw terminals (torque: 0.8 N·m) and
connector
• Capable of monitoring input signals at front terminals
• Optional power switch
Power: Supplied from connector
Screw terminal: Nickel-plated steel
Isolation: Input to output to power
Overrange output: Approx. -10 to +120 % at 1 – 5 V
Zero adjustment: -5 to +5 % (front)
Span adjustment: 95 to 105 % (front)
OUTPUT SPECIFICATIONS
The output goes below 0 % when the input is open.
MODEL: 18KYS-6[1]-R[2]
INSTALLATION
Current consumption:
Approx. 30 mA with voltage output
Approx. 50 mA with current output
Operating temperature: -5 to +55°C (23 to 131°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Mounting: Standard Rack 18KBXx
Weight: 150 g (0.33 lb)
ORDERING INFORMATION
• Code number: 18KYS-6[1]-R[2]
Specify a code from below for each [1] and [2].
(e.g. 18KYS-66-R/S)
INPUT
Voltage
PERFORMANCE in percentage of span
Accuracy: ±0.1 %
6: 1 – 5 V DC (Input resistance 1 MΩ min.)
Temp. coefficient: ±0.015 %/°C (±0.008 %/°F)
Response time: ≤ 0.5 sec. (0 – 90 %)
[1] OUTPUT
Current
Line voltage effect: ±0.1 % over voltage range
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 500 V AC @ 1 minute (input to output to
power to ground )
A: 4 – 20 mA DC (Load resistance 600 Ω max.)
Voltage
6: 1 – 5 V DC (Load resistance 500 Ω min.)
POWER INPUT
DC Power
R: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
[2] OPTIONS
Power Switch
blank: None
/S: With power switch
18KYS SPECIFICATIONS
ES-0471 Rev.1 Page 1/3
http://www.m-system.co.jp/