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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 fully isolated semiconductor switched outputs
. Controls solenoids and relays
. For load supplies of up to 250 V ac
. Discrete or pulsed outputs
. 1A per channel switched
Module Specications
Outputs
Number of channels ...........................................................................8
Output voltage range.....................................................20–265 V ac
Frequency ............................................................................50 / 60 Hz
ON voltage drop........................................................................< 1.2 V
OFF leakage current ...............................................................< 4 mA
Switched current per channel †
Continuous.................................................................................1 A*
For < 100ms .................................................................................5 A
For < 20ms .................................................................................20 A
Minimum load current, per channel
@ 115 V ac...............................................................................11 mA
@ 230 V ac.................................................................................5 mA
Congurable Parameters
Output initialization state...................................predefined value
Fail-safe.................................................predefined value/last value
Output .....................discrete, momentary or continuous pulse‡
Pulse width.....................................................................2 ms to 130 s
Response Time
Response time (max.) ..2 ms + 11⁄42 cycle of mains frequency
(From Railbus command to output change)
Power Supplies
Railbus (12V) current......................................................75 mA (typ.)
.........................................................................................125 mA (max.)
Bussed Field Power .......................................................not required
NT-8118-DO-AC
Image Description
8-channel Discrete Output
20–265 V ac, isolated, unpowered
Mechanical
Module Key Code .............................................................................F4
Module width ...........................................................................42 mm
Weight............................................................................................220 g
Field Terminals
Field Wiring Recommended
Field Terminal
Compatible
Field Terminal
General Purpose NT-8604-FT-FU
Fused
NT-8602-FT-ST
Standard
Class 1, Div 2
or Zone 2 hazard-
ous area
NT-8611-FT-FU
Non-arcing,
Fused
NT-8610-FT-NA
Non-arcing
† Stated figures are for operation with unfused field terminal.
When operating with 2 A fused field terminal part no. NT-
8604-FT-FU, maximum switched current is 5 A inrush for <10
ms pulse width at 0.1% duty cycle and <10
8
operations.
* Limited to 3 A per module.
‡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_8118_0607