7
REF.
No.
DESCRIPTION
OFSA REF
MATERIAL
1
1
CEX / CTX300 BRACE
6132380
INOX
2
4
CHC LI2 SCREW
6902218
INOX
3
4
A25 ACCD WASHER
6905518
.
2. ELECTRICAL CONNECTIONS
2.1.
Wiring specifications
If needed: consult the grounding instructions for INDUSTRIAL SCIENTIFIC instruments and
related connection materials in Annex 1.
2.2.
Cable glands and cable types
Sensor types
Cable gland type
Cable entry
CTX 300 (TOX and OX)
CTX 300 SC
CTX 300 CO
2
Nickel-plated brass
Neoprene
Between 6–11 mm
CEX 300 with shielded cable
Nickel-plated brass
Between 6–11 mm
CEX 300 with armored cable
Double compression nickel-
plated brass
Between 8.5–16 mm
2.3.
Connections for the various types of sensors
CEX 300
CTX 300 (TOX
and OX)
CTX 300 (TOX
and OX)
without display
CTX 300
SC and
CO
2
without
display
Output
signal
voltage
4-20 mA
4-20 mA
4-20 mA
Number of
wires
3 wires
3 wires
2 wires
3 wires
Max.
impedance
(Z) of the line
Refer to the characteristics for the central controller
The CEX 300 sensor only connects to INDUSTRIAL SCIENTIFIC
central controllers
5
Here, the CEX 300 case is equipped with a grounding reclaim screw to connect the cable armor to the ground cable.
Summary of Contents for OLDHAM 300 Series
Page 20: ...21 CALIBRATION CURVES CO2 IR Transmitter Output Signal...
Page 21: ...22 CO2 DETECTOR 0 10000 ppm 1 measurement range DISPLAY Display Concentration in ppm CO2...
Page 22: ...23 CO2 DETECTOR 0 5 CO2 measurement range DISPLAY Display Concentration in CO2...
Page 23: ...24 CO2 DETECTOR 0 10 CO2 measurement range DISPLAY Display Concentration in CO2...
Page 24: ...25 CO2 DETECTOR 0 50 CO2 measurement range DISPLAY Display Concentration in CO2...
Page 34: ...35 VI CERTIFICATIONS...
Page 35: ...36...
Page 36: ...37...
Page 41: ...42 ANNEX 3...
Page 42: ...43...
Page 43: ...44...
Page 44: ...45...
Page 45: ...46...
Page 46: ...47...
Page 47: ...48...
Page 48: ...49...
Page 49: ...50...