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Справочник Пользователя для Sierra Monitor Corporation 4501-05

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Model 4501-XX Toxic Gas Sensor Module
 
8. APPENDICES 
APPENDIX A: SPECIFICATIONS 
Specifications:   
Sensor:
 
 
 
 
 
4501-04 
4501-05 
4501-06 
Max. Range (1) 
0-1200 PPM 
0-100 PPM 
0-10 PPM 
Zero Drift 
+/- 1 PPM 
+/- 0.5 PPM 
+/- 0.5 PPM 
Repeatability 
+/- 1 PPM 
+/- 1 PPM 
+/- 0.5 PPM 
Linearity 
+/- 1 PPM 
+/- 1 PPM 
+/- 0.5 PPM 
Resolution 
0.5 PPM 
0.1 PPM 
0.1 PPM 
Response Time (2) 
<25 sec. 
<30 sec. 
<60 sec 
Sensor Life (3) 
2 years 
2 years 
2 years 
(1)  Optional ranges available 
(2)  Response time to 90% full signal value for applied concentration 
(3)  Sensor life typical for use at standard temperature and pressure with occasional exposure to gas of interest 
Output: 
 
Display: 
LCD, 2-line, 20-characters 
 
Signal Output: 
2-wire sensor powered analog 4-20 mA (Trouble: 3.6 mA) 
 
Loop Resistance 
800 ohm  
Electrical Data: 
 
Power consumption: 
<160 milliwatts 
 
Connection type: 
2 wire 
 
Input voltage: 
24 VDC nominal: 14-30VDC, 2-wire loop powered 
 
RFI/EMI Protection: 
EN50081-2, EN50082-2 
Operating Range: 
 
 
 
 
4501-04 CO 
4501-05 H2S 
4501-06 Cl2 
Ambient Temp (
o
F) 
-4 to 122 
o
F 
-40 to 122 
o
F 
-4 to 122 
o
F 
Ambient Temp (
o
C) 
-20 to 50 
o
C 
-40 to 50 
o
C 
-20 to 50 
o
C 
Relative Humidity 
5 – 99% 
5 – 99% 
5 – 99% 
 
 
 
 
Extended Range  
Sensor and 4-20 mA will continue to operate to -40oF (-40oC) but the  
 
Operation 
 
 
      LCD 
display 
will 
decay 
over time if exposed to temperatures below -4o (-
20o C) for significant time 
 Storage 
Temperature: 
-4o to 122 oF(-20o to 50oC)   
Enclosure: 
 
Dimensions: 
7.0 x 3.6 x 4.0 inches (H x W x D) 
 
 
(17.8 x 9.1 x 11.2 cm) 
 
Weight: 
4.4 lb. (2.0 Kg) 
 
Material of Construction: 
316 Stainless Steel 
 Enclosure: 
NEMA 
4X 
Electrical Classification:  
 
FM Approved:  
Explosion proof, Class 1, Div. I, Groups B, C, D  
 
 
Class 1, Zone 1, Group IIB+H2 IP66 
Approvals:  
 
 
FM Performance Approval: 
Approval Standards: ISA-92.0.01, Part I-1998 and FM 3600 
 (4501-05 
only) 
Remote Sensor Option: 
 
 
 
Distance Sensor to Transmitter: 4501-04 
 25 
feet 
  
 
4501-05 
 
25 
feet                                                                                                      
  
 
4501-06 
 
15 
feet 
 
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