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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
. 8 single-ended 4-20 mA output channels
. Non-incendive field circuits
. HART pass-through
. HART variable and status reporting
. Valve positioners and remote indicators, etc.
. Open circuit detection on each channel
. 24 V dc bussed field power required
Module Specications
Inputs
Number of channels ...............................................8, single-ended
Nominal signal range (span) ..........................................4 to 20 mA
Full signal range.................................................................1 to 23 mA
Open loop detection threshold ...............................0.7 ± 0.25 mA
Output compliance ..............................20 mA at 21.6 V dc supply
....................................................................................(into 700 Ω load)
Accuracy (over temp range) .................................± 0.25% of span
Resolution ..................................................................................12 bits
Isolation
(any channel to Railbus) .................................................100 V ac
(between channels)................................................................none
Congurable Parameters
Initialization state..................................................predefined value
Drive on fail-safe ................................predefined value/last value
Channel status.......................................................... active /inactive
HART variable and status reporting.....................enable /disable
NT-8102-HO-IP
Image Description
8 Channel Analog Output
4–20 mA with HART®
Response Time
Signal change to availability on Railbus
4–20 mA mode .........................................................25 ms (max.)
HART mode......................................................0.75 s per channel
Safety
FM non-incendive field wiring parameters (each channel)
..................V
oc
= 28.7 V; I
sc
= 33 mA; C
a
= 0.17 µF; L
a
= 11.0 mH
Power Supplies
Railbus (12V) current ..................................................100 mA (typ.)
.........................................................................................150 mA (max.)
Bussed Field Power .................... 300 mA (max.) at 24 Vdc ± 10%
Mechanical
Module Key Code .............................................................................A4
Module width ............................................................................42 mm
Weight............................................................................................200 g
Field Terminals
Field Wiring Recommended
Field Terminal
Compatible
Field Terminal
General Purpose NT-8602-FT-ST
Standard
NT-8604-FT-FU
Fused
Class 1, Div 2
or Zone 2 hazard-
ous area
NT-8601-FT-NI
Non-incendive
NT-8603-FT-FU
Non-incendive
NovaTech 8000 Series I/O Family
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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_8102_0607