Description
The SEC 3120 DIN transmitter provides interface capabilities for the SEC 3000 gas detector and SEC Millennium infrared gas detectors.
Features
- Back lighted LCD for gas level/unit parameter display
- Four (4) configurable alarm/fault relays
- An isolated RS485 Modbus interface provides reliable communication in noisy environments and eliminates “Ground Loop” problems
- Three push buttons for local configuration and calibration
- Time stamped data logging using a removable non volatile memory module. Module can be removed from the unit to allow remote data downloading and data archiving
- Back lighted LCD display
- DIN rail mount
- Low Cost
- Plug and play toxic, oxygen and combustible gas sensors
- Self check system
- Two 4-20 mA outputs for Sensor 1 & 2
- RS485 interface, isolated
- Optional Alarm and fault relays
- Push button programming
- Non intrusive calibration
- Removable, non volatile, time stamped data logging memory stick
- Digital communication link to SEC 3000 and SEC Millennium gas detectors
Applications
- Petrochemical
- Compost facilities
- Semi conductor
- Mining
- Pulp & paper
- Offshore
- Buildings
- Automotive industry
- Engine test rooms
- LNG & LPG facilities
- Sewage industry
- Water treatment plants
- Parking garages
- Chemical
- Automotive
- Nuclear industry
Gases & Ranges
| Gas | |
| Ammonia | |
| Arsine | |
| Bromine | |
| Carbon Monoxide | |
| Chlorine | |
| Chlorine Dioxide | |
| Diborane | |
| Ethylene Oxide | |
| Fluorine | |
| Formaldehyde | |
| Germane | |
| Hydrogen | |
| Hydrogen Chloride | |
| Hydrogen Cyanide | |
| Hydrogen Fluoride | |
| Hydrogen Peroxide |
Call
|
| Hydrogen Selenide | |
| Hydrogen Sulfide | |
| Nitric Oxide | |
| Nitrogen Dioxide | |
| Oxygen | |
| Ozone | |
| Phosgene | |
| Phosphine | |
| Silane | |
| Sulfur Dioxide |
Unit Status Chart
|
Current
|
Output
|
Status
|
|
4-20
|
mA
|
Normal measuring mode |
|
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 |
|
4.0
|
mA
|
Zero gas level |
|
5.6
|
mA
|
10% of full scale |
|
8.0
|
mA
|
25% of full scale |
|
12
|
mA
|
50% of full scale |
|
16
|
mA
|
75% of full scale |
|
20
|
mA
|
100% of full scale |
|
>20
|
mA
|
Over range (>100%) |
Specifications
| Detection Method | Toxic Gases: Electrochemical, Combustible: Infrared |
| Sensor Compatibility | SEC 3000 and SEC Millenium |
| Output (digital) | RS485 LAN, isolated |
| Output (analog) | 4-20 mA (source type), max 1000 ohm load at 24 VDC supply voltage |
| Display | Back lighted LCD, LEDs for relay status |
| Housing Construction | ABS plastic |
| Operating Current | 125 mA max @ 24 VDC |
| Operating Voltage | 18 to 32 VDC |
| Power Consumption | Toxic & O2: 4W Max HC & CO2: 9W Max |
| Operating Temperature | -40° to 70°C at 0 to 99% RH, non condensing |
| Approvals | CSA/NRTL: Ci I, Div 1, Groups B, C, D, T5 IECEx: Ex d IIB + H2 T5 Gb |
Ordering Information
For pricing, please call AFC International at 1-800-952-3293, 219-987-6825 or fax 219-987-6826 or email sales@afcintl.com.
