High Density 4-20 mA Input Module Select high density 4-20 mA inputs when… …reduced panel space and lowest cost are primary requirements. n 12-bit A/D converter for precision measurements n High density modules have lowest cost per point n Group isolation eliminates ground loops and interactions with other modules n Field replaceable shunts reduce maintenance time Performance Specifications Number of channels Input range A/D resolution Input resolution Full scale accuracy (@ 20°C) Input span adjustability Input offset adjustability Span temperature coefficient Offset temperature coefficient Input impedance DMRR (differential rejection at 50/60 Hz) Input protection Fastest scan rate (all 16 channels) Maximum ST-Bus power Isolation (input to ST-Bus) Operating temperature range Storage temperature range Humidity (non-condensing) 16 4-20 mA 12 bits 6 µA 0.10% +/- 25% +/- 25% +/- 50 ppm per °C +/- 50 ppm per °C 100 Ohms 66 db Field-replaceable shunts 10 mS 600 mW 1200 VDC -30 to 70°C -40 to 85°C 5 to 95% Application Idea Ordering Information Description 16 Current Inputs w/Wiring Base Module only SIXNET • Box 767 • Pair this 16 channel 4-20 mA input module with the current limiter module (on the next page) for the highest system performance at the lowest cost. Part Number ST-AI-20M-16H ST-AI-20M-16M Clifton Park, NY 12065 USA • +1 (518) 877-5173 • FAX +1 (518) 877-8346 • [email protected]