Teledyne 4020 – Hydrocarbon analyzer (special version for automatic background gas switching) - Manual (Page 8)

Model 4020
Teledyne Analytical Instruments viii
3.2 Mounting the Analyzer 13
3.3 User Connections 14
3.3.1 Electrical Power Connections 14
3.3.2 Gas Connections 14
3.3.2.1 Vent Connections 16
3.3.3 Electrical Connections 17
3.3.3.1 Primary Input Power 17
3.3.3.2 Fuse Installation 17
3.3.3.3 50-Pin Equipment Interface Connector 17
3.3.3.4 Analog Output 18
3.3.3.5 Alarm Relays 20
3.3.3.6 Background Gas Selection and Digital Remote
Cal Inputs 21
3.3.3.7 Range ID Relays 23
3.3.3.8 Network I/O 23
3.3.3.9 Pin Out Table 23
3.3.4 RS-232 Port 25
3.3.5 Supporting Gases 26
3.3.5.1 Sample Gas 27
3.3.5.2 Effluent 27
3.3.5.3 Sample Bypass Vent 27
3.3.5.4 Fuel and Air Connections 27
Operation ..................................................................................... 29
4.1 Equipment 29
4.2 Preliminary Power-Off Check List 30
4.3 Placing the System in Operation 30
4.4 Activating the Support Gases 31
4.4.1 Air 31
4.4.2 Sample Gas 31
4.4.3 Span Gas 31