Specications | 2-3
Repeatability H2O in CH4: +/- 4 ppmV (.53 mAU) or +/- 2%,
whichever is greater
H2O in non-absorbing background: +/- 1 ppmV (.16
mAU) or 2%, whichever is greater
CO2 in non-absorbing background: +/- .1% CO2 (10
mAU) or 2% of reading, whichever is greater
O2 in non-absorbing background: +/- .1% O2 (1.32
mAU) or 2% of reading, whichever is greater
H2S in non-absorbing background: +/- .1 % H2S
(.36 mAU) or 2% of reading,
whichever is greater
Independent linearity H2O in CH4: +/- 4 ppmV (.53 mAU) or +/- 2%,
whichever is greater
H2O in non-absorbing background: +/- 1 ppmV (.16
mAU) or 2%, whichever is greater
CO2 in non-absorbing background: +/- .1% CO2 (10
mAU) or 2% of reading, whichever is greater
O2 in non-absorbing background: +/- .1% O2 (1.32
mAU) or 2% of reading, whichever is greater
H2S in non-absorbing background: +/- .1% H2S (.36
mAU) or 2% of reading, whichever is greater
24 hour zero drift
H2O: +/- 4 ppmV
CO2: +/- .1% (10 mAU)
O2: +/- .1% (1.32 mAU)
H2S +/- .1% (.36 mAU)
Inputs One non-isolated analog input congurable as 0-5 V
or 0-20 mA
One optically isolated discrete DC input
Front panel keypad
Outputs 4 line x 20 character alphanumeric VF display
Fast Ethernet (IEE802.3)
RS485 serial port, isolated (supports Modicon MOD-
BUS RTU)
RS232 serial port (for service use only)
One Isolated 4-20 mA analog output per laser diode
(i.e. one output for single laser analyzer and two out-
puts for dual laser analyzer)
Four dry relay contacts (contact rating 30 VAC, 60
VDC, 100 VA resistive)
Electrical requirements 120/240 VAC ; 50/60 Hz 450 VA MAX or 24 VDC
45W MAX
Power requirement
For AC powered configurations: Single laser: 425
Watts, Dual laser: 450 Watts max.
For 24 VDC: Single laser: 25 Watts, Dual laser: 45
Watts
Sample pressure 70-170 kPa absolute (10 to 25 psia)