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Rosemount
Rosemount 6888 Xi Electronics
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المعاملات الرئيسية
Measuring range
Remote analyzer for Rosemount 6888A/6888C O2 probes; user-configurable O2 0–50% via connected probe; factory cal 0–10%
Accuracy
Stochiometer reducing-condition indicator ±0.1% of reading or 0.1% O2 (whichever greater); probe repeatability ±0.75% of reading or 0.05% O2
Output
4–20 mA HART® 5; FOUNDATION™ Fieldbus option; up to two digital HART channels or one traditional-architecture input
Supply
120/240 Vac 50/60 Hz; digital single/dual 12 VA max; flame-safety interlock version up to 260/1020 VA (probe heater driven)
Ambient temperature
−20 to +50 °C (+4 to +122 °F) for 6888 Xi
Display
Large backlit local operator interface LCD with keypad
| المعامل | القيمة |
|---|---|
| Measuring range | Remote analyzer for Rosemount 6888A/6888C O2 probes; user-configurable O2 0–50% via connected probe; factory cal 0–10% |
| Accuracy | Stochiometer reducing-condition indicator ±0.1% of reading or 0.1% O2 (whichever greater); probe repeatability ±0.75% of reading or 0.05% O2 |
| Output | 4–20 mA HART® 5; FOUNDATION™ Fieldbus option; up to two digital HART channels or one traditional-architecture input |
| Supply | 120/240 Vac 50/60 Hz; digital single/dual 12 VA max; flame-safety interlock version up to 260/1020 VA (probe heater driven) |
| Ambient temperature | −20 to +50 °C (+4 to +122 °F) for 6888 Xi |
| Display | Large backlit local operator interface LCD with keypad |
| Approvals | General-purpose locations (safe area); CE/HART as per Emerson 6888 PDS |
| Mounting | Panel mount kit with gasket or 2 in pipe/wall mount kit |
| Sensor type | Remote electronics / LOI for zirconium-oxide flue-gas O2 probes (6888 / Oxymitter / World Class 115 V heater) |
| Notes | Specs from Emerson Rosemount 6888 PDS 00813-0100-4890 Rev AC + 6888Xi manual 00809-0100-4892. Product listed obsolete on Emerson MI page; docs still public. |
| Response Time | System T90 to calibration gas <8 s (probe); plugged-diffuser diagnostic measures return-to-process rate |
| Special Features | Stochiometer, programmable reference, extended temperature, plugged diffuser diagnostics, optional autocalibration with SPS |