Features |
Technical data |
1. General parameters
Dimensions (H x W x D) | 240mm x 175mm x 70mm |
Weight(depends on equipment) | 1,1kg - 1,2kg |
Casing material | ABS |
Operating conditions | T: 10°C - 50°C, RH: 5% - 90% (non-condensing) |
Power consumption (analyser only) | 10W |
Protection grade | IP52 |
Gas pump | Membrane | 12VDC |1.5l/min (90l/h) - with automatic flow control |
Solenoid valve | 3-way | 12VDC |
Current analogue outputs | 1 output 0 mA - 20 mA or 4 mA - 20 mA |
Alarm (open drain) | 1 relay output |
Communication interface with PC computer | MODBUS 485 / RS485 |
Gas inlets/outlets | INOX | for PTFE 4x6mm hose |
5. Gas sensors
Table below shows the possible sensors / ranges that can be installed in SENMA.
Component | Method | Range | resolution | Accuracy | Time (T90) |
O2 – Oxygen | Electrochemical | 20.95% | 0.01% | ± 0.1% abs. or 5% rel. | 45 sec |
CO – Carbon monoxide | Electrochemical | 4 000ppm | 1ppm | ± 5ppm abs. or 5% rel. | 45 sec |
CO – Carbon monoxide | NDIR | 10% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CO – Carbon monoxide | NDIR | 25% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CO – Carbon monoxide | NDIR | 50% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CO – Carbon monoxide | NDIR | 100% | 0.1% | ± 0.5% abs. or 5% rel. | 45 sec |
CO2 – Carbon dioxide | NDIR | 1% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CO2 – Carbon dioxide | NDIR | 5% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CO2 – Carbon dioxide | NDIR | 10% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CO2 – Carbon dioxide | NDIR | 25% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CO2 – Carbon dioxide | NDIR | 100% | 0.1% | ± 0.5% abs. or 5% rel. | 45 sec |
CH4 – Methane | NDIR | 1% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CH4 – Methane | NDIR | 5% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CH4 – Methane | NDIR | 10% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CH4 – Methane | NDIR | 25% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CH4 – Methane | NDIR | 100% | 0.1% | ± 0.5% abs. or 5% rel. | 45 sec |
H2S – Hydrogen sulphide | Electrochemical | 200ppm | 0.02ppm | ± 0.2ppm abs. or 5% rel. | 45 sec |
NO – Nitric oxide | Electrochemical | 500ppm | 0.2ppm | ± 1ppm abs. or 5% rel. | 45 sec |
NO – Nitric oxide | Electrochemical | 50ppm | 0.1ppm | ± 0.2ppm abs. or 5% rel. | 45 sec |
N2O – Nitrous oxide | NDIR | 2 000ppm | 0.1ppm | ± 5ppm abs. or 5% rel. | 45 sec |
SO2 – Sulphur dioxide | Electrochemical | 200ppm | 0.1ppm | ± 1ppm abs. or 5% rel. | 45 sec |
H2 – Hydrogen | Electrochemical | 2 000ppm | 1ppm | ± 5ppm abs. or 5% rel. | 45 sec |
H2 – Hydrogen | Thermal Conductivity Detector | 10% | 0.1% | ± 0.05 abs. or 5% rel. | 45 sec |
H2 – Hydrogen | Thermal Conductivity Detector | 25% | 0.1% | ± 0.05 abs. or 5% rel. | 45 sec |
H2 – Hydrogen | Thermal Conductivity Detector | 50% | 0.1% | ± 0.05 abs. or 5% rel. | 45 sec |
H2 – Hydrogen | Thermal Conductivity Detector | 100% | 0.1% | ± 0.5 abs. or 5% rel. | 45 sec |
CL2 – Chlorine | Electrochemical | 10ppm | 0.2ppm | ± 0.2ppm abs. or 5% rel. | 45 sec |
HCL – Hydrogen Chloride | Electrochemical | 100ppm | 0.1ppm | ± 1ppm abs. or 5% rel. | 45 sec |
NH3 – Ammonia | Electrochemical | 200ppm | 0.5ppm | ± 2.5ppm abs. or 5% rel. | 45 sec |
SiH4 – Silane | Electrochemical | 50ppm | 0.2ppm | ± 2ppm abs. or 5% rel. | 45 sec |
BCL3 – Boron Trichloride | Electrochemical | 10ppm | 0.1ppm | ± 1ppm abs. or 5% rel. | 45 sec |
SiH4CL2 – Dichlorosilane | Electrochemical | 50ppm | 0.1ppm | ± 1ppm abs. or 5% rel. | 45 sec |
BF3 – Boron Trifluoride | Electrochemical | 10ppm | 0.1ppm | ± 1ppm abs. or 5% rel. | 45 sec |
HF3 – Hydrogen Fruoride | Electrochemical | 10ppm | 0.1ppm | ± 1ppm abs. or 5% rel. | 45 sec |
SF6 – Sulfur Hexafluoride | NDIR | 1 000ppm | 1ppm | ± 5ppm abs. or 5% rel. | 45 sec |
SF6 – Sulfur Hexafluoride | NDIR | 1% | 1ppm | ± 5ppm abs. or 5% rel. | 45 sec |
SF6 – Sulfur Hexafluoride | NDIR | 1 000ppm | 1ppm | ± 5ppm abs. or 5% rel. | 45 sec |
SF6 – Sulfur Hexafluoride | NDIR | 1 000ppm | 1ppm | ± 5ppm abs. or 5% rel. | 45 sec |
CHF3 – Fluoroform (Refrigerant R23) | NDIR | 2.5% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
CF4 – Tetrafluoromethane | NDIR | 2.5% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
C4F8 – Octafluorocyclobutane (Refrigerant RC318) | NDIR | 1% | 0.01% | ± 0.05% abs. or 5% rel. | 45 sec |
He – Helium | Thermal Conductivity Detector | 10% | 0.1% | ± 0.05% abs. or 5% rel. | 45 sec |
He – Helium | Thermal Conductivity Detector | 25% | 0.1% | ± 0.05% abs. or 5% rel. | 45 sec |
He – Helium | Thermal Conductivity Detector | 50% | 0.1% | ± 0.05% abs. or 5% rel. | 45 sec |
He – Helium | Thermal Conductivity Detector | 100% | 0.1% | ± 0.5% abs. or 5% rel. | 45 sec |
VOC - Volatile Organic compounds | Photoionization Detector | 100ppm | 1ppm | ± 5ppm abs. or 5% rel. | 45 sec |
VOC - Volatile Organic compounds | Photoionization Detector | 1 000ppm | 1ppm | ± 5ppm abs. or 5% rel. | 45 sec |