MODEL: 17RS
Rack-mounted Power Transducers 17-RACK
OUTPUT
Voltage
6: 1 – 5 V DC (Load resistance 2000 Ω min.)
RTD CONVERTER
Functions & Features
• Accepting direct input from an RTD and providing a
standard process signal
POWER INPUT
DC Power
• Linearization
R: 24 V DC
• Burnout protection
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
• "Active bridge" circuit containing two constant current
sources allows leadwire resistances up to 20 Ω
[2] OPTIONS
Burnout
blank: Upscale burnout
/BL: Downscale burnout
Typical Applications
• Converting into a standard signal
• Combination with intrinsic safety barriers
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
Power input: Supplied from connector
Screw terminal: Nickel-plated steel
Isolation: Input to output to power
Zero adjustment: -5 to +5 % (front)
Span adjustment: 95 to 105 % (front)
Linearization: Standard
MODEL: 17RS–[1]6–R[2]
ORDERING INFORMATION
• Code number: 17RS-[1]6-R[2]
INPUT SPECIFICATIONS
Maximum leadwire resistance: 20 Ω per wire (3-wire)
Sensing current: 2 mA
Specify a code from below for each [1] and [2].
(e.g. 17RS-16-R/BL)
• Temperature range (e.g. 0 – 100°C)
INSTALLATION
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
[1] INPUT RTD (2- or 3-wire)
1: JPt 100 (JIS'89)
(Usable range: -200 to +500°C, -328 to +932°F; min.span: 30°C, 54°F)
3: Pt 100 (JIS'89)
Weight: 150 g (0.33 lb)
(Usable range: -200 to +650°C, -328 to +1202°F; min.span: 30°C, 54°F)
4: Pt 100 (JIS'97, IEC)
PERFORMANCE in percentage of span
Accuracy: ±0.3 %
(Usable range: -200 to +650°C, -328 to +1202°F; min.span: 30°C, 54°F)
5: Pt 50 Ω (JIS'81)
Temp. coefficient: ±0.015 %/°C (±0.008 %/°F)
Response time: ≤ 0.5 sec. (0 – 90 %)
Burnout response: ≤ 10 sec.
(Usable range: -200 to +500°C, -328 to +932°F; min.span: 60°C, 108°F)
6: Ni 508.4 Ω
(Usable range: -50 to +200°C, -58 to +392°F; min.span: 20°C, 36°F)
0: Specify
Line voltage effect: ±0.1 % over voltage range
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 1500 V AC @ 1 minute
(input to output or power)
Note: Consult M-System for 2-wire RTD
500 V AC @ 1 minute (outut to power)
http://www.m-system.co.jp/
17RS SPECIFICATIONS
ES-2914 Rev.0 Page 1/2