Nitrogen Dioxide; Nitrogen Trifluoride - Honeywell Vertex M Technical Handbook

Vertex M 24-Point Continuous Monitor
TM
Gas Name 1
TLV
Hydrogen Sulfide
(H S) 1 ppm
2
(Hydrides)
Hydrogen Sulfide
(H S) 1 ppm
2
Low Level
Hydrogen Sulfide XP
1 ppm
(H S)
2
Hydrogen Sulfide XP4
1 ppm
(H S)
2
Hydrogen Sulfide XP
(H S) 1 ppm
2
Low Level
Hydrogen Sulfide XP4
(H S) 1 ppm
2
Low Level

Nitrogen Dioxide

3 ppm
(NO )
2

Nitrogen Trifluoride

(NF ) 10 ppm
3
Pyrolyzer Only
TLV - Threshold Limit Value
1. "-1" calibrations allow more stain development but will extend response times
2. Minimum Sample Time
Appendix A - Detectable Gases
Default
LAL LDL Alarm
Level 1
2 ppm 1 ppm 10 ppm
10 ppb 8 ppb 250 ppb
1 ppm 0.5 ppm 10 ppm
1 ppm 0.5 ppm 10 ppm
20 ppb 15 ppb 500 ppb
20 ppb 15 ppb 500 ppb
0.5 ppm 0.3 ppm 3 ppm
1 ppm 1 ppm 10ppm
LAL - Lowest Alarm Level LDL - Lower Detectable Limit
Default
Alarm Range Alarm Setting
Level 2
2-9.9 ppm
10-19.9 ppm
20 ppm 0-50 ppm 20-39.9 ppm
40-50 ppm
10-99 ppb
100-499 ppb
500 ppb 0-2000 ppb 500-999 ppb
1000-2000 ppb
1-4.9 ppm
5-9.9 ppm
20 ppm 0-50 ppm
10-50 ppm
1-4.9 ppm
5-9.9 ppm
20 ppm 0-50 ppm
10-50 ppm
20-99 ppb
100-199 ppb
1000
0-2000 ppb 200-399 ppb
ppb
400-2000 ppb
20-99 ppb
100-199 ppb
1000
0-2000 ppb 200-399 ppb
ppb
400-2000 ppb
0.5-8.9 ppm
6 ppm 0-30 ppm 9-30 ppm
1-9.9 ppm
10-19.9 ppm
20 ppm 0-50 ppm 20-39.9 ppm
40-50 ppm
C-8
Time to 1 TLV
Initial
(Alarm @ 2 TLV Chemcassette
Analysis
Concentration
Period
10-ft. Sample
(second)
Line)
60 <20 sec
45 (Alarm @ 10
30 ppm with 20
15 ppm H S gas)
2
480 <40 sec
240 (Alarm @ 500
120 ppb with 1 ppm
60 H S gas)
2
<20 sec
30
(Alarm @ 10
15
ppm w/ 20 ppm
10
H S gas)
2
<20 sec
30
(Alarm @ 10
15
ppm with 20
10
ppm H S gas)
2
120 <25sec
60 (Alarm @ 500
30 ppb with 1000
15 ppb H S gas)
2
120 <15sec
60 (Alarm @ 500
30 ppb with 1000
15 ppb H S gas)
2
240
<130 sec
120
40
20
<70 sec
10
10
Part
Number
1295-0300
1295-0223
1295-0226
1257-9300
1295-0226
1257-9300
1295-0220
1295-0225