MGP261 measurement performance
Property | Methane CH4 | Carbon dioxide CO2 | Water vapor H2O |
---|---|---|---|
Sensor | CARBOCAP® | CARBOCAP® | CARBOCAP® |
Measurement unit | Volume-% | Volume-% | Volume-%, dew point °C |
Measurement range | 0–100 vol-% | 0–100 vol-% | 0–25 vol-%, −10 … +60 °C (14 … +140 °F) |
Accuracy at +25 °C (+77 °F) and 1013 hPa 1 2 |
|
|
0–25 vol-%: ±0.5 vol-% |
Repeatability 2 | ±0.5 vol-% at 60 vol-% | ±0.3 vol-% at 40 vol-% | ±0.1 vol-% at 2.5 vol-% |
Temperature dependence, compensated | Compensated, 0–100 vol-%: ±0.1 % of reading/°C | Compensated, 0–100 vol-%: ±0.1 % of reading/°C | Compensated, 0–25 vol-%: ±0.1 % of reading/°C |
Temperature dependence, uncompensated | Uncompensated, 0–100 vol-%: -0.9 % of reading/°C | Uncompensated, 0–100 vol-%: -0.9 % of reading/°C | Uncompensated, 0–25 vol-%: -0.4 % of reading/°C |
Pressure dependence, compensated | Compensated, 0–100 vol-%: ±0.015 % of reading/hPa | Compensated, 0–100 vol-%: ±0.01 % of reading/hPa | Compensated, 0–25 vol-%: ±0.06 % of reading/hPa |
Pressure dependence, uncompensated | Uncompensated, 0–100 vol-%: +0.2 % of reading/hPa | Uncompensated, 0–100 vol-%: +0.2 % of reading/hPa | Uncompensated, 0–25 vol-%: +0.2 % of reading/hPa |
Long-term stability | ±2 vol-%/year | ±2 vol-%/year | ±2 vol-%/year |
Start-up time 3 | 30 s | ||
Warm-up time 4 | 2 min 5 | ||
Response time (T90) |
90 s 6 |
||
Response time with flow-through adapter |
90 s at ≥ 0.5 l/min 6 (recommended: 0.5–1 l/min) |
MGP262 measurement performance
Property | Methane CH4 | Carbon dioxide CO2 |
---|---|---|
Sensor | CARBOCAP® | CARBOCAP® |
Measurement unit | Volume-% | |
Measurement range | 0–5 vol-% | 0–100 vol-% |
Accuracy at +25 °C (+77 °F) and 1013 hPa 7 8 |
0–2 vol-%: ±0.1 vol-%CH4 2–5 vol-%: ±5% of reading |
90–100 vol-%: ±1 vol-% 0–90 vol-%: ±2 vol-% |
Repeatability 8 | < ±0.1 vol-% at 1% CH4 | ±0.4 vol-% at 95 vol-% |
Temperature dependence (typical) |
Compensated: 0–2 vol-%: ±0.05%CH4 2–5 vol-%: ±0.2%CH4 |
Compensated, 0–100 vol-%: ±0.4 vol-% |
Uncompensated: ±0.7 % of reading / °C |
Uncompensated, 0–100 vol-%: ±0.1 % of reading / °C |
|
Pressure dependence (typical) |
Compensated: 0–2 vol-%: ±0.05%CH4 2–5 vol-%: ±0.1%CH4 |
Compensated, 0–100 vol-%: ±1 vol-%CO2 |
Uncompensated: ±0.2 % of reading / hPa |
Uncompensated, 0–100 vol-%: ±0.15 % of reading / hPa |
|
Long-term stability |
0–2 vol-%: ±0.1 vol-%CH4 / year 2–5 vol-%: ±5% of reading / year |
±2 vol-%/year |
Start-up time 9 | 30 s | |
Warm-up time 10 | 2 min 11 | |
Response time (T90) |
90 s 12 |
|
Response time with flow-through adapter |
90 s at ≥ 0.5 l/min 12 (recommended: 0.5–1 l/min) |
MGP260 series common specifications
Property | Specification |
---|---|
Operating voltage | 18–30 V DC |
Power consumption |
Typical: 3 W Maximum: 6 W |
Digital output |
RS-485 (Modbus RTU) |
Analog output | 3 × 4–20 mA scalable, isolated |
Analog output load |
Minimum: 0 Ω Maximum: 500 Ω |
Analog output accuracy | ±0.2 % of full scale at 25 °C (77 °F) |
Analog output temperature dependence | 0.005 %/˚C (0.003 %/°F) full scale |
Analog input (optional) | 1 × 4–20 mA (Ex ia) for external pressure or temperature sensor 13 |
Property | Specification |
---|---|
Electromagnetic compatibility (EMC) |
EN 61326‑1, industrial environment |
Compliance marks |
CE, China RoHS, RCM |
Ex approval marks | EU (ATEX), international (IECEx), US/CAN (cMETus), Japan (CML), UK(UKEX), Korea (KCs) 14 |
Ex classification |
Ex II 1/2 (1) G Ex eb mb [ia] IIB T3 Ga/Gb -40 °C ≤ Tamb ≤ +60 °C Class I, Division 2, Groups C, D; T3 |
Property | Specification |
---|---|
Operating temperature range | −40 ... +60 °C (−40 ... +140 °F) |
Operating humidity range | 0–100 %RH |
Storage temperature range | −40 ... +60 °C (−40 ... +140 °F) |
Storage humidity range | 0–90 %RH |
Process pressure range | −500 ... +500 hPa |
Process temperature range | +0 ... +60 °C (+32 ... +140 °F) |
Process flow range | 0–20 m/s |
Property | Specification |
---|---|
Weight | 3 kg (6.6 lb) |
Thread type | 1.5" male NPT |
Mechanical pressure tolerance | 20 bar(g) |
Cable lead-throughs |
1 × M16×1.5 2 × M20×1.5 |
IP rating | IP66 |
Materials | |
Probe body | AISI316L stainless steel, PPS |
Filter cap | Sintered PTFE |
Item | Order Code |
---|---|
Configuration cable (RS-485/USB) 15 | 257295 |
Flow-through adapter | 258877 |
Sintered PTFE filter (includes O-ring) | DRW249919SP |
NPT 1.5" thread test plug | 257525SP |