G-series Combustible Gas Detectors with Analoge Output

G-series Combustible Gas Detectors with Analoge Output

Negotiable /Piece

Min.Order:1 Piece

Supply Ability:
1000 Piece / Pieces per Month
Port:
HK
Payment Terms:
T/T PayPal
Delivery Detail:
7 days

Quick Details View All >

Brand Name:
Ventilation Control Products
Place of Origin:
Sweden
Model Number:
G-series

Shenzhen Isweek Ltd.

Business Type: Distributor/Wholesaler
Main Products: Gas Sensor ,UV Sensor ,Humidity Sensor ,Pressure Sensor ,Ultrasonic Sensor ,Wind Speed sensor ,Liquid Level Sensor

Product Details

Combustible gas detector G-series for wall mounting

G-series Combustible Gas Detectors Gases
• Methane, CH4
• Liquid Petroleum Gas, LPG
• Hydrogen, H2
• Propane, C3H8
• Ethylene, C2H4
• Ethyl alcohol, C2H5OH
• Methanol, CH3OH
• Acetone, C3H6O
• Isopropyl alcohol, C3H8O
• Iso/n-Butane, C4H10
• Toluene, C7H8
• Petrol Vapors
On request: other combustible gas detectors

G-series Combustible Gas Detectors Features
• Pellistor (Catalytic Bead) sensor
• Power supply 24 Vdc for output 4-20 mA
• Power supply 24 Vac for output 2-10 Vdc
• Measuring ranges: see ordering on page
• IP65 enclosure with quick locking screws
• Digital measurement value processing incl. temperature compensation
• Internal function control with integrated hardware watchdog
• Data / measured values in micro controller of sensor unit, therefore simple exchange uncalibrated <> calibrated
• High accuracy, selectivity and reliability
• Low zero point drift
• Hardware & software according to SIL2 compliant development process
• Easy maintenance and calibration by exchange of the sensor unit or by comfortable on-site calibration

G-series Combustible Gas Detectors Options
• LCD display
• LCD display for values & operation, 2 x open-collector for horn & warning lamp.
• Duct mounting set available for sensing combustible gas in ventilation ducts.

G-series Combustible Gas Detectors Technical data

Electrical
Power supply
16-29 Vdc, reverse-polarity protect.;
18-27 Vac (only for output signal 2-10 Vdc)
Power consumpt.
75 mA, max. (1.8 VA for 24 V)
Analog output signal
Proportional, overload and short-circuit proof,
load <500 Ohm for current signal,
<50 kOhm for voltage signal
4 - 20 mA or 2 - 10 V = measuring range
3.2 <4 mA or 1.6 - 2 V = under range
> 20- 21.2 mA or 10 - 10.6 V = over range
2 mA or 1 V = fault
> 21.8 mA or 10.9 V = fault High
Sensor performance
Gas type
See Order Information
Sensor element
Pellistor (Catalytic Bead)
Accuracy
+/-1%
Resolution
0.2%
Response time t90
<15 sec.
Zero Point variation
0.5%
Long-term zero-point drift
<0.5% LEL
Long-term sensivity drift
<1%
Temp. range
+20 °C to +50 °C
Humidity range
5 to 95% RH non-condensation
Sensor life time
> 36 months / normal ambient conditions
Calibration interval
6 months
Poisoning

Pressure range
Atmospheric ± 20 %
Storage temp.
+5 °C to +30 °C
Storage time
6 months
Poisoning
Sensitivity of pellistor sensor can be influenced by substances containing
silicon compounds and even poisoned and destroyed them
Physical
Housing
Polycarbonate UL 94 V2
Enclosure color
RAL 7032 (light grey)
Dimensions
(W x H x D)94 x 130 x 57 mm
Protection class
IP 65
Wire connection
Screw-type terminal min.
0.25 mm2, max. 1.3 mm2 ,3-pin
Directives
EMC directives 2014/30/EU
CE
Compliance with:
EN 50271
EN 61010-1:2010
ANSI/UL 61010-1
CAN/CSA-C22.2 No. 61010-1
Warranty
12 months (not if sensor is poisoned or overloaded)
Options
LCD display
Two lines, 16 characters each, monochrome

LCD display

Open-collector
(transistor)

Two lines, 16 characters each, monochrome
output (2)
For horn (resettable) and warning lamp
Switching capacity
24 Vdc / 50 mA (+ switching)
Duct Mounting Set
for sensing gases in duct



Contact Supplier

Ms. Ms Rita yu Sales Chat Now
Telephone
86-755-83289036
Mobile
86-15216024218
Fax
86-755-83289052
Skype
Isweek_Rita
Address
16 Floor, Building #3, Zhongke Mansion, Gaoxin South 1st Rd, Hi-Tech Park, Nanshan Shenzhen,Guangdong

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