709: Combustion Efficiency Analyzer and Differential Manometer
Brand : TPI
Model : 709

• All the features of the 708 PLUS high resolution 0.001 in H20 differential manometer for high efficiency and oil equipment

• Measure CO, and temperature

• Calculate CO2, efficiency, excess air, and CO air free

709 Applications
Tuning of residential and furnaces and domestic boilers
Ambient and stack testing for CO
CO safety measurements in and around combustion sources
Temperature checking, including superheat and hydronic differential temperatures
Dual input differential manometer

709 Specifications
Carbon Monoxide ( CO) Measurement
Range 0 to 10, 000 ppm
Resolution 1 ppm
Accuracy + / -5ppm or 5% of reading whichever is greater

Oxygen ( 02) Measurement
Range 0 to 25%
Resolution 0.1%
Accuracy ± 0.3%

Carbon Dioxide ( CO2)
Range 0 to 25%
Resolution 0.1%
Calculated Value

Nitric Oxide Measurement
N/ A

NOX Measurement
N/ A

Temperature Measurement
Range -40 to 1472° F, or -40 to 800° C
Resolution 1° F or ° C
Accuracy ( K-type) ± 0.3% , ± 2° F or ± 1° C

Draft/ Pressure Measurement
Selectable Ranges mBar, kPa, and inH2O
Ranges -150 mBar to + 150 mBar -15 kPa to + 15 kPa -60 inH2O to + 60 in H20
Resolution 0.001 inH2O
Accuracy ± 0/ 5% fsd

Gross/ Net Efficiency
Range 0 to 100%
Resolution 0.1%
Calculated Value

CO/ CO2 Ratio
Range 0 to 0.999
Resolution 0.001
Calculated Value

Operating Temperature
14° F to 122° F ( -10° C to 50° C)

Battery Type
1.5V AA ( 3)

Selectable Fuels
Natural Gas, LPG, Light Oil, Heavy Oil, Bituminous Coal, Anthracite Coal, Coke, Butane, Wood, Bagasse

Display Type
Backlit 3 line LCD

Data Storage
50 Locations

Data Logging
N/ A

Print Capability
Yes, via optional IR printer ( A740)

PC Communication
N/ A

Date & Time Function
24 Hour Real Time Clock

Dimensions
200mm x 90mm x 60mm

Weight
500g

Conformity
BS7927 ( and the draft BS7967)

709 Combustion Accessories OPTIONAL :

A765: Rubber Boot :
• Protective rubber boot for the following meters: 707, 708. 709, 709R, 712 and 714

A787: Carrying Case
• Soft carrying case with shoulder strap

GK11M: K-type thermocouple

• Fiberglass insulated multi-purpose beaded thermocouple probe.

A763: Mini pump protection filter
• Provides additional protection for the pump and strain relief for the flue probe.

A774: Silicone Tubing

• 6 foot length of silicone tubing for pressure measurements. Very flexible and will not go hard in cold temperatures.

A770: Flue Probe
• Flue probe w/ water trap and filter 7.5 foot