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25.1.3
Carbon Dioxide Detector Specifications
Parameter
CSS-1
Gas Type
CSS-2
Detection ranges
CSS-3
Sensor technology
CSS-4
Sensor Size
CSS-5
Sensor Life
CSS-6
Calibration method
CSS-7
Accuracy (scale and linearity)
CSS-8
Stated accuracy temperature limits
CSS-9
Operating temperature limits
CSS-10
Operating humidity range
CSS-11
Operating pressure range
CSS-12
Humidity/Condensation effects
CSS-13
Cross Sensitivity
CSS-14
Response time
CSS-15
Environmental protection
25.1.4
Electro-Chemical Detector Specifications * Cell dependant
Parameter
TSS-1
Sensor technology
TSS-2
Sensor Size
TSS-3
Sensor Life
TSS-4
Calibration method
TSS-5
Accuracy (scale and linearity)
TSS-6
Stated accuracy temperature limits
TSS-7
Operating temperature limits
TSS-8
Operating humidity range
TSS-9
Operating pressure range
TSS-10
Pressure effects
TSS-11
Humidity effects (uncompensated)
TSS-12
Long term drift
TSS-13
Cross Sensitivity
TSS-14
Typical response Time t50
TSS-15
Typical response Time t90
25.1.5
Mechanical & Environmental Specifications
Parameter
Enclosure material
MS-1
MS-2
Enclosure construction
MS-3
Enclosure wall section
MS-4
Enclosure IP Rating
MS-5
Enclosure Lid Retainer
MS-6
Enclosure Lid Fixing
MS-7
Cable Glands
MS-8
Enclosure Footprint
MS-9
Storage Temperature
MS-10
Operating Temperature
MS-11
Operating Humidity
Carbon Dioxide INFRA-RED
0 – 1.5% v/v
NDIR Infra-Red
20mm diameter
>10 Years
2 point, zero, full-scale
To AS2290.3, ANZ60079.29 and AS4641
0°c to +40°C
-10°C to +40°C
0% to 98%
80kPa to 120kPa
Negligible
CO: none. NO: none. H
: none
2
T90: < 30 seconds
Replaceable hydrophobic membrane (part of enclosure).
Amperometric electro-chemical cell
20mm diameter
Typically 2 Years to 80% of 'new' output signal
2 point, zero and full-scale
To AS2290.3, ANZ60079.29 and AS4641
-20°c to +40°C
-20°C to +50°C
15% to 90%
80kPa to 120kPa
Negligible for steady state above or below 101.3kPa
Negligible for steady state above or below 60% RH
Zero: Less than 0.01ppm to 0.5ppm per 12 months (cell type and environment condition dependant)
Sens: Typically less than 3% of scale per 12 months
Refer to Specific sensor data sheet.
<=10 seconds from step change input *
< 25 seconds from step change input *
Description / Conditions
Antistatic carbon filled Delrin
Injection Moulded
Wall thickness
IP66 & IP67 / IP68 (G and R versions) IP65 (S version)
Not Retained
Four corner screws (4mm Hex Heads)
Provision for up to 3 x 20mm nylon or chrome plated steel
As per present D-Guard Detector.
Non powered state
Temperature limits outside which cell failure may occur
Non condensing
65
D-Guard
Specification
Specification
Limits
Min
Max
6.5
-20
60
-20
55
15
90
2
Units
7
mm
°C
°C
%rh
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