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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
Voltage Input
Nominal signal range 1 (span) ..............................±120 mV, 0-1 V,
.........................................................................0-5V, 1-5V, 0-10V, ±10V
Resolution .......................................................................14 bits (typ.)
Congurable Parameters
Sensor type ................................................................user selectable
Input dead zone .................................................user defined value
Channel status ...........................................................active/inactive
Filter/sample rates ....................................................user selectable
General Specications
Common mode rejection (using 50/60Hz filter) ...........................
.............................................................................> 120 dB @ 50/60 Hz
Series mode rejection (using 50/60Hz filter) .................................
................................................................................> 65 dB @ 50/60 Hz
Maximum input voltage (except current I/P) ......................± 25V
Common mode voltage between channels ...........250 V ac rms
Isolation
(channel to channel) ...............................................250 V ac rms
(any channel to Railbus) .........................................250 V ac rms
(any channel to Bussed Field Power) ..................250 V ac rms
(Railbus to Bussed Field Power) ............................150 V ac rms
Input filter frequency response .....................time constant 4 ms
Input impedance ..............................................................> 1 M ohm
Data Format ...............0 to 66535 corresponds to selected span
Open circuit detection ...........................................................< 1 sec
......................................................(with < 0.5 µF cable capacitance)
Safety
FM non-incendive field wiring parameters (each channel)
...........................Voc=20 V; Isc = 75mA; Ca= 0.61 µF; La= 11.3mH
Power Supplies
Railbus (12V) current ....................................................60 mA (typ.)
.........................................................................................125 mA (max.)
Bussed Field Power @ 24 V dc ± 10%
All configurations - except 4/20mA with excitation ..125 mA
(max.)
4/20mA with excitation ............................................300 mA (max.)
Mechanical
Module Key Code ...........................................................................A1*
Module width .............................................................................42mm
Weight ............................................................................................185g
* WARNING If this module is being used in an application that
requires 250V ac rms channel-to-channel isolation, it must be
replaced only with an A1 key code module that has equiva-
lent, or better, channel-to-channel isolation rating.
Image Description
Field Terminals
Field Wiring Recommended
Field Terminal
Compatible
Field Terminal
All Purpose NT-8608-FT-RT
(no internal CJ)
8607-FT-TC (see
note) (internal CJ)
THC NT-8606-FT-TC
(internal CJ)
8608-FT-RT (see
note) (no internal
CJ)
NOTE: For further advice on field terminals for this module
and for operations with more than one type of sensor, see
NovaTech 8000 I/O Hardware User’s Guide
NT-8132-AI-UN
8-channel Isolated Universal
Analog Input
4-20mA with Thermocouple, RTD, Voltage
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_8132_0607