TVOC 2 MANUAL
Ion Science Ltd
Page 31 of 32
Unrivalled Gas Detect
ion.
ionscience.com
Technical specifications
PID Sensor
Ion Science MiniPID 2
Lamp type
10.6 eV (Krypton)
TVOC 2 enclosure ingress protection
IP65
Sensor ingress protection
IP54
Ranges
0 – 10 ppm / 0 – 22.8 mg/m
3
(0.01 resolution)
0 – 100 ppm / 0 – 228 mg/m
3
(0.1 resolution)
0 – 1,000 ppm / 0 – 2280 mg/m
3
(1.0 resolution)
Non-IS applications:
Input power
5 – 28 Vdc. 130 mA (0.5mm
2
to 2.5mm
2
CSA)
4 – 20 mA
8 – 35 Vdc. 22 mA (0.5mm
2
to 2.5mm
2
CSA)
4-20mA loop must be externally powered
Zone 1 or Zone 2 Intrinsic Safe installation:
Approval Marking
II 2G
Ex ia IIC T4 Gb (-20°C <= Ta <= +50°C)
IECEx Certificate number
IECEx BAS 06.0057X
ATEX Certificate number
Baseefa05ATEX0277X
IS Input parameters
Input power
Ui = 18V, Ii = 800mA, Pi = 1.2W, Ci = 0
µ
F, Li = 0mH
4-20mA
Ui = 30V, Ii = 200mA, Pi = 1.2W, Ci = 0
µ
F, Li = 0mH
(for information only please see certificate before installation)
Zener Barriers:
Required.
Ask your installation engineers for installation/application advice.
Zone 2 installation:
Approval Marking
II 3G Ex nA IIC T4 Gc (-40
o
C <= Ta <= +50
o
C)
Certificate number
IonScience09849X
Input parameters
Input power
Ui = 24 V
4-20 mA
Ui = 35 V
(for information only please see certificate before installation)
Dimensions
Weight
Height
188 mm (7.40”)
Instrument
1.3 kg (2.9 lb)
Width
126 mm (4.96”)
Packed
1.47 kg (3.2 lb)
Depth
78 mm (3.07”)
Display
7 Segment, 4 Digit LCD. 4 Colour LED’s
Response
Sensor T90 < 10 seconds
TVOC 2 output update: 1 second
Accuracy
0 to 100 ppm: +/- 5% or +/- 1 ppm (whichever is greater)
100 to 1000 ppm: +/- 10%
Linearity
0 to 1000ppm >75%
Calibration
Magnetically accessed
ZERO = Carbon canister
SPAN = 100 ppm Isobu/- 10% or +/- 1 ppm (whichever is greater)
Temperature
Operation: -20
o
C to +50
o
C (-4
o
F to 122
o
F)
Humidity
0 – 95% RH (non-condensing)
