NotaTech 8000SeriesI/O - Manual (Page 14)

4
Contact:
®
NovaTech Process Solutions, LLC
11500 Cronridge Dr., Suite 110
Owings Mills, MD 21117 T: 410.753.8300
Toll Free: 800.253.3842
www.novatechweb.com
. 4 RTD or resistance* source inputs
. Function defined by configuration
. 2-, 3- or 4-wire RTD types accommodated
Module Specifications
Inputs
Number of channels ..........................................................................4
RTD input (2,3, or 4 wire)
....................................................Pt100 to BS1904/DIN43760/IEC 75
........................................................Ni120; jPt100 to JIS C1604: 1989
Input Ranges
Input Type Range
Resistance Consult NovaTech for availability
RTDs: Pt100 – 200 to + 850 °C
jPt100 – 200 to + 510 °C
Ni120 – 60 to + 320 °C
Input resistance range (span)..........................................0 to 500 Ω
Accuracy (% of span)
Tamb (RTD & Ω inputs)
25°C ± 0.05%
+10 to + 40°C ± 0.1%
– 40 to + 70°C ± 0.2%
RTD excitation current ..............................................200 μA (nom.)
Resolution ..........................................................15 bits plus sign bit
Common mode rejection................................> 80 dB @ 50/60 Hz
Series mode rejection.......................................> 40 dB @ 50/60 Hz
Isolation (any channel to Railbus) .............................250 V ac rms
Open circuit bleed current.........................................0.5 μA (nom.)
NT
-8106-TI-R
T
Image Description
4-channel Analog Input
RTD and Ω
Configurabe Parameters
Sensor type....................................................................user selection
Input deadzone ..................................................user defined value
Selectable input filtering....off /2-reading avge./running avge.
Drive on open circuit fault................................. disabled /upscale
Channel status...........................................................active/ inactive
Offset (2-wire RTD mode).................................user defined value
Response Times
Signal change to availability on Railbus
...........................................................................................180 ms (min.)
..........................................................................................840 ms (max.)
O/C sensor detection.................................................................≤ 10 s
Safety
FM non-incendive field wiring parameters (each channel)
...............V
oc
= 10.5 V; I
sc
= 3.6 mA; C
a
= 14.9 µF; L
a
= 1000 mH
Power Supplies
Railbus (12V) current...................................................150 mA (typ.)
.........................................................................................200 mA (max.)
Bussed Field Power .......................................................not required
Mechanical
Module Key Code .............................................................................C1
Module width ............................................................................42 mm
Weight............................................................................................200 g
Field Terminals
Field Wiring Recommended
Field Terminal
Compatible
Field Terminal
General Purpose NT-8606-FT-RT
RTD
-
Class 1, Div 2
or Zone 2 hazard-
ous area
NT-8606-FT-RT
RTD
-
*Consult NovaTech for availability.
NovaTech 8000 Series I/O Family
Copyright © 2007 NovaTech, LLC. All rights reserved. All trademarks
are properties of their respective owners. NovaTech is a registered
trademark of NovaTech, LLC. The information in this literature is
subject to change without notice and is not to be construed as a
warranty. DS_8106_0607