Sensor Electronics Corporation
12730 Creek View
Savage, MN 55378 U.S.A.
(800) 285-3651
(952) 938-9486
FAX: (952) 938-9617
Digital Gas Transmitter
SPECIFICATIONS
Detection Method
Power Consumption (SEC3120 & Sensor)
Toxic Gases
– Electrochemical
Toxic Gases and oxygen (SEC 3000)
– 4W Max
Combustible - Infrared
Combustible & CO2 (SEC Millenium)
– 9W Max
Gas Sensor Compatibility
Temperature Rating
SEC 3000 & SEC Millenium
-40
to + 70
C
Output (digital) Humidity
RS-485 LAN (Isolated)
0-99% RH (Non-condensing)
Outputs (Two analog)
RFI
4-20 mA (source type) max. 1000 ohm load
Built in filters reject RFI/EMI
at 24 VDC supply voltage
Output (optional relays)
Housing Construction
(3) Alarm and (1) Fault
ABS Plastic (Enclosure color gray)
Display
Certification
Back Lighted LCD
CSA/NRTL Pending
LEDs for relay indication
Housing Dimensions
Operating Voltage
3.54 (W) x 4.17 (L) x 2.28 (H) inches
18-32 VDC
{90 (W) x 106 (L) x 58 (H) mm}
Operating Current
(No Sensor)
Weight
125mA Max @ 24VDC
Approximately 2 lbs. {0.9 Kg.}
SEC 3120 DIN
Partial Gas List
Oxygen
(O2)
Carbon Monoxide (CO)
Hydrogen
(H2)
Germane (GeH4)
Ammonia (NH3)
Silane
(SiH4)
Nitric Oxide
(NO)
Phosphine
(PH3)
Bromine
(Br2)
Sulfur Dioxide
(SO2)
Fluorine
(F2)
Nitrogen Dioxide (NO2)
Arsine
(AsH3)
Chlorine Dioxide (ClO2)
Ozone
(O3)
Hydrogen Sulfide (H2S)
Chlorine
(Cl2)
Hydrogen Fluoride (HF)
Phosgene (COCl2)
Hydrogen Chloride (HCl)
Diborane (B2H6)
Hydrogen Cyanide (HCN)
Formaldehyde (HCHO)
Hydrogen Selenide (H2Se)
Ethylene Oxide (ETO)
Hydrogen Peroxide (H2O2)
Combustible
(HC)
Carbon Dioxide (CO2)
Current Output
Status
0.0 mA
Unit Fault
0.8 mA
Unit warm up
1.2 mA
Zero drift fault
1.6 mA
Calibration fault
2.0 mA
Unit spanning
2.2 mA
Unit zeroing
4-20 mA
Normal measuring mode
4.0 mA
Zero gas level
5.6 mA 10% Full Scale
8.0 mA 25% Full Scale
12 mA 50% Full Scale
16 mA 75% Full Scale
20 mA
Full scale
>20 mA Over-range
Summary of Contents for SEC 3000
Page 15: ...Doc 1460003 Rev A Operation Manual SEC 3000 Electro Chemical Gas Sensor Page 12 of 13 ...
Page 54: ...Part Number 3100 EXP MANUAL REV 11 20141007 FIGURE 4 SEC 3100 SEC Millenium Mounting ...
Page 55: ...Part Number 3100 EXP MANUAL REV 11 20141007 FIGURE 5 SEC 3100 SEC 3000 Mounting ...
Page 56: ...TB 1 J1 TB 2 J2 1 6 1 6 1 4 1 6 TB 5 J5 TB 6 J6 ...
Page 148: ...SEC 3120 Wiring TB 1 P3 TB 2 P6 1 6 1 6 1 2 3 4 1 2 3 4 7 6 5 4 3 2 1 TB 3 P1 TB 4 P5 ...
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Page 399: ...SEC P N 1460014 Rev ECO A 000209 Page 11 of 26 ...
Page 400: ...SEC P N 1460014 Rev ECO A 000209 Page 12 of 26 ...
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