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4-20 mA with or without HART, 0-20 mA, Supports 2-wire and 4-wire device types directly, Supports 3-wire device powered through the LS 24 VDC Power CHARM
Nominal Signal Range (span)
4-20 mA, (0-20 mA optional)
Full Signal Range
0-24 mA
Input Impedance
250 ohms ±1%
Field Power (2-wire)
15.0 V at 20 mA @ 24 VDC input
Accuracy over temperature range
0.1% of span (0 to 60°C)0.25% of span (over -40 to 70°C)
Safety Accuracy
2% of span
Repeatability
0.05% of span
Resolution
16-bit A/D converter
Calibration
None required
Field Circuit Protection
30 mA Current Limiting circuit, Field wiring disconnect
CHARM Power Req
32 mA max @ 24 VDC for two wire configuration, 8 mA max @ 24 VDC for three and four wire configuration
CHARM Heat Dissipation
0.33 W
HART Support
HART v7 pass-through for AMS, HART v7 variable and device status available to control
