Page 20 - Gas Detection Systems Training Manual
P. 20
SEC 3100
Digital Gas Transmitter
SPECIFICATIONS
Detection Method
Toxic Gases - Electrochemical Combustible - Infrared
Gas Sensor Compatibility SEC 3000 & SEC Millenium
Output (digital) RS-485 LAN (Isolated)
Output (optional relays)
4-20 mA (source type), max. 1000 ohm load at 24 VDC supply voltage
Display
Back Lighted LCD LEDs for relay status
Operating Voltage 18-32 VDC
Operating Current (No Sensor) 125mA Max @ 24 VDC
Partial Gas List
Power Consumption SEC 3100 (Sensor) Toxic & O2 (SEC 3000) - 4W Max
HC & CO2 (SEC Millenium) - 9W Max
Temperature Rating -40˚C to +70˚C
Humidity
0-99% RH (Non-condensing)
Housing Construction Epoxy coated aluminum
Certification
CSA/NRTL: Cl I, Div 1, Groups B,C,D T5 IECEx:ExdIIB+H2 T5Gb
Housing Dimensions
5.25 (W) x 5.30 (L) x 4.95 (H) inches {131(W)x132(L)x124(H)mm}
Weight
Approximately 6 lbs. {2.8 Kg.}
ISOLATED RS-485 MODBUS
ONE-PERSON CALIBRATION
EXPLOSION-PROOF
INTRINSICALLY SAFE SENSOR
REMOTE-MOUNT 2000+ FEET
Oxygen (O2) Hydrogen (H2) Ammonia (NH3) Nitric Oxide (NO) Bromine (Br2) Fluorine (F2) Arsine (AsH3) Ozone (O3) Chlorine (Cl2) Phosgene (COCl2) Diborane (B2H6) Formaldehyde (HCHO) Ethylene Oxide (ETO) Combustible (HC)
Carbon Monoxide
Germane (GeH4) Silane (SiH4) Phosphine (PH3)
Current 0.0 0.8 1.2 1.6 2.0 2.2
Output mA mA mA mA mA mA
4-20 mA 4.0 mA 5.6 mA 8.0 mA 12 mA 16 mA 20 mA >20 mA
SEC 3100 shown with SEC 3000 Sensor
Sulfur Dioxide Nitrogen Dioxide Chlorine Dioxide Hydrogen Sulfide Hydrogen Fluoride Hydrogen Chloride Hydrogen Cyanide Hydrogen Selenide Hydrogen Peroxide Carbon Dioxide
Status Unit Fault
Unit warm up
Zero drift fault Calibration fault
Unit spanning
Unit zeroing
Normal measuring mode Zero gas level
10% Full Scale 25% Full Scale 50% Full Scale 75% Full Scale Full scale Over-range
(SO2)
(NO2) (ClO2) (H2S) (HF) (HCl) (HCN) (H2Se) (H2O2) (CO2)
DATA LOGGING MEMORY CARD
RELAYS
4-20 mA OUTPUTS
INTERCHANGABLE TOXIC GAS SENSOR
STAND-ALONE GAS DETECTOR
(CO)
Sensor Electronics Corporation
12730 Creek View Avenue, Savage, MN 55378 U.S.A. • (800) 285-3651 • (952) 938-9486 • FAX: (952) 938-9617 www.sensorelectronic.com • sales@sensorelectronic.com
LIT PART NUMBER: 3100DATASHEET
© REV 3, 2/15
