1PC for used Siemens ULTRAMAT 23 (7MB2335-0NH00-3AA1) #LYQ007
1PC for used Siemens ULTRAMAT 23 (7MB2335-0NH00-3AA1) #LYQ007
| Parameter | Specification |
|---|---|
| Model | ULTRAMAT 23, 7MB2335-0NH00-3AA1 |
| Measurement Principle | Non‑Dispersive Infrared (NDIR) for IR‑absorbing gases |
| Measured Components | 1 infrared component (e.g., CO, CO₂, CH₄, NO, SO₂) |
| Measuring Ranges | Component‑specific; 0–50 vpm / 0–500 vpm (smallest) up to 0–100% (largest) |
| Linearity Error | < ±1% FS (largest range); < ±2% FS (smallest range) |
| Repeatability | ≤ 1% of current measuring range |
| Drift (24 h) | < 3% of smallest measuring range (with AUTOCAL) |
| Response Time (T90) | Dependent on gas path & damping; typically < 15 s |
| Warm‑up Period | ~30 min (room temp); full accuracy after ~2 h |
| Sample Gas Flow | 72–120 l/h (1.2–2 l/min) |
| Sample Gas Temp | 0–+50 °C (non‑condensing) |
| Sample Gas Humidity | < 90% RH (non‑condensing) |
| Ambient Temp (Operation) | +5–+45 °C |
| Ambient Temp (Storage/Transport) | −20–+60 °C |
| Ambient Humidity | < 90% RH (non‑condensing) |
| Ambient Pressure | 600–1200 hPa (absolute) |
| Max Operating Altitude | 2000 m above sea level |
| Power Supply | 230 V AC, +10%/−15%, 50/60 Hz |
| Power Consumption | Max. 60 VA |
| Analog Outputs | 1 per component; 0/2/4–20 mA, floating, max. load 750 Ω |
| Relay Outputs | 8 changeover contacts; 24 V AC/DC, 1 A, floating |
| Binary Inputs | 3 × 24 V, floating |
| Digital Interface | RS‑485 (MODBUS RTU); optional PROFIBUS DP/PA |
| Protection Class | IP20 (EN 60529) |
| EMC | Complies with NAMUR NE21 / EN 61326‑1 |
| Dimensions (19" Rack) | Standard 19" rack‑mountable |
| Weight | Approx. 10 kg (typical) |
| AUTOCAL Function | Automatic calibration with ambient air/N₂; cycle 1–24 h |
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