Honeywell CM4 Technical Handbook page 136

CM4 Four-Point Continuous Monitor
Gas Name
Hydrogen Cyanide
(HCN)
Hydrogen Fluoride
(HF)
Hydrogen Fluoride XP
(HF)
Hydrogen Fluoride XP
(HF)
Hydrogen Fluoride XP
(HF)
Low Level
Hydrogen Fluoride XP4
(HF)
Low Level
Hydrogen Fluoride XP4
(HF)
**Due to U.S. Government regulations, this range may be subject to restrictions requiring special licensing for certain countries outside North America. Contact
Honeywell Analytics for eligibility information.
* = Minimum Sample Time TLV = Threshold Limit Value LAL = Lowest Alarm Level LDL = Lower Detectable Limit
CM4 Technical Manual
Default
TLV LAL LDL Alarm
Level 1
4.7 ppm
1 ppm 0.5 ppm 4.7 ppm
(ceiling)
2 ppm 0.4 ppm 0.4 ppm 2 ppm
2 ppm 0.4 ppm 0.4 ppm 2 ppm
2 ppm 0.2 ppm 0.2 ppm 2 ppm
500 ppb
(ACGIH- 30 ppb 20 ppb 500 ppb
TWA)
500 ppb
(ACGIH- 30 ppb 20 ppb 500 ppb
TWA)
2 ppm 0.2 ppm 0.2 ppm 2 ppm
Table C-1: Chemcassette Detectable Gases (cont'd)
Default
Alarm Range Alarm Setting
Level 2
1-2.4 ppm
9.4 ppm 0.5-30 ppm 2.5-30 ppm
0.4-2.9 ppm
3-5.9 ppm
4 ppm 0.3-30 ppm
6-11.9 ppm
12-30 ppm
0.4-0.9 ppm
1-3.9 ppm
4 ppm 0.4-20 ppm
4-20 ppm
0.2-0.9 ppm
1-3.9 ppm
4 ppm 0.2-20 ppm
4-20 ppm
30-199 ppb
1000 20-2000 200-399 ppb
ppb ppb** 400-2000
ppb
30-199 ppb
1000 20-2000 200-399 ppb
ppb ppb** 400-2000
ppb
0.2-0.9 ppm
1-3.9 ppm
4 ppm 0.2-20 ppm
4-20 ppm
C-8
Time to 1 TLV
Initial
Alarm @ 2 TLV
Analysis Chemcassette
Concentration
Period Part Number
10 Foot Sample
(seconds)
Line
30
10 <15 sec 874510
1*
120
60
30 <55 sec 874337
15
0*
240
90
<30 sec 1874-9310
60
0*
240
90
<30 sec 1874-9310
60
0*
120
<35 sec
90 (Alarm @ 500
1874-9310
60 ppb with 1000
5* ppb HF gas)
120 <35 sec
90 (Alarm @ 500
1258-9310
60 ppb with 1000
5* ppb HF gas)
240
90
<30 sec 1258-9310
60
0*