Specifications

Analog Input Modules
50
31007715 6/2008
STB AVI 1255 Specifications
Table of
Technical
Specifications
description two single-ended analog voltage input channels
analog input voltage range 0 ... 10 V
resolution 10 bits
returned data format IEC
module width 13.9 mm (0.58 in)
I/O base
STB XBA 1000 (see p.
391)
operating voltage range 19.2 to 30 VDC
logic bus current consumption 30 mA
nominal field power bus current consumption 225 mA, with no load
hot swapping supported* NIM-dependent**
reflex actions supported no
input response time nominal 5.0 ms both channels
isolation field-to-bus 1500 VDC for 1 min
analog module-to-sensor bus 500 VAC rms (when sensor bus is not used for field power
input filter single low-pass filter at a nominal 25 Hz
integral linearity +/- 0.2% of full scale, typical
differential linearity monotonic
absolute accuracy +/- 0.75% of full scale @ 25°C
temperature drift typically +/- 0.01% of full scale/ °C
operating temperature range 0 to 60°C
storage Temperature --40 to 85°C
input impedance 400 kΩ @ DC
source impedance 1 kΩ max.
maximum input voltage 50 VDC without damage
addressing requirement two words (one data word/channel)
sensor bus power for accessories 100 mA/module
over-current protection for accessory power yes
field power requirements from a 24 VDC PDM
power protection time-lag fuse on the PDM
agency certifications refer to Advantys STB System Planning and Installation Guide,
890 USE 171
*ATEX applications prohibit hot swapping-refer to Advantys STB System Planning and Installation Guide, 890 USE 171
**Basic NIMs do not allow you to hot swap I/O modules.
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com