Endura AZ series integral and remote transmitter
Combustion oxygen monitor
11 System Specification
96
IM/AZ20E–EN Rev. F
11 System Specification
Measurement Performance
Range – AZ20
0.01 to 100 % O
2
Range – AZ25
0 to 25 % O
2
Test gas response time
Initial dead time 3 seconds
T90 < 10 seconds
System accuracy – AZ20
< ±0.75 % of reading or 0.05 % O
2,
whichever is the
greater, based on a nominal range of 0.01 to 25 % O
2
or 20 to 100 % O
2
System accuracy – AZ25
< ±2.0 % of reading or 0.2 % O
2,
whichever is the
greater (reference conditions)
Drift
< ± 1 % maximum % O
2
range value per month
(without calibration)
< ± 0.2 % typical
Environmental Data
Ambient operating temperature
Storage temperature
–40 to 85 °C (–40 to 185 °F)
Operating humidity
Up to 95 % RH, non-condensing
Sunlight
Store and operate out of direct sunlight
Ingress protection
Power Supply
AC power supply
100 to 240 V AC ±10 % (90 V min. to 264 V max.) 50 /
60 Hz
Electronics
< 10 W
Probe heater
< 100 W
EMC
Emissions and immunity
Conforms to EN61326-1:2006
Safety
General safety
Conforms to EN61010-1: 2001
Approvals and safety certification
CE mark
Transmitter
–20 to 55 °C (–4 to 131 °F)
AZ20 Probe
–20 to 70 °C (–4 to 158 °F)
AZ25 Probe
standard cable
–20 to 100 °C (–4 to 212 °F)
AZ25 Probe high
temperature cable
requirement
–20 to 200 °C (–4 to 424 °F)
6-core, 200AWG, overall
screen (tin / copper wire braid),
20AWG drain wire, sheathed
Probe (excludes remote /
integral transmitter)
IP66 (NEMA 4X)
Electronics enclosures
– remote and integral
IP66 (NEMA 4X)
