Specifications
Key parameters
729 Pro 7M
729 Pro 4M
Pressure control range
-13 to 1000 psi, -90 to 7000 kPa,
-0.90 to 70 bar-13 to 600 psi, -90 to 4000 kPa,
-0.90 to 40 bar
Pressure type
Gauge/absolute (Depends on the type of internal or external pressure module
Pressure accuracy and Control stability
0.02% of FS, 0.005% of FS
Replaceable pressure measurement modules
Yes, 6 modules
Yes, 4 modules
mA sourcing/measurement
Yes
Voltage measurement
Yes
Loop power
24 V dc
Pressure switch testing
Yes
Pressure leakage testing
Yes
HART Communication
Yes, basic commands supported
Autostep / auto ramp
Yes (with customizable speed, mode and style)
Battery
Rechargeable lithium battery with charge indication (charged in the instrument or separately)
Language
English
Electrical specification
All specifications are valid to 110% of range, except 24 mA source and simulate which are valid to 100% of range.
Ranges
mA measure, source and simulate
0 mA to 24 mA
Volts dc measurement
0 V dc to 30 V dc
Resolution
mA dc source, simulate and measure
1 μA
Voltage dc measurement
1 mV
Accuracy
0.01% FS ±2 LSD all ranges (at 23 °C ±5 °C)
Stability
20 ppm FS /°C (-10 °C to +18 °C and 28 °C to 50 °C)
mA simulation working voltage
12 V dc to 30 V dc
Loop compliance voltage
24 V dc @ 20 mA
Temperature measurement , 100 Ω Pt(385) RTD
-50 °C to 150 °C
Temperature resolution
0.01 °C
Temperature accuracy
±0.1 °C ±0.25 °C combined uncertainty when using 720 RTD probe (optional accessory)
Drive capability (mA source)
1200 Ω (without HART resistor), 950 Ω (with internal HART resistor)
Mechanical specification
Dimension (HxWxL)
290 x 215 x100 mm, (4.3 x 4.4 x 9.4 in)
Weight
4.9 kg, (10.8 lbs)
Environmental specification
Operating temperature
-10 °C to 50 °C
Pressure control
0 °C to 50 °C
Battery charging
0 °C to 40 °C
Storage temperature
-20 °C to 60 °C
Operating altitude
<3000 m
Storage altitude
<13000 m
Operating humidity
Non-condensing (<10°C)
≤90 % RH (10 °C to 30 °C)
≤75 % RH (30 °C to 40 °C)
≤45 % RH (40 °C to 50 °C)
Pressure Module Selection Table
Pressure module
Pressure type
Range
Resolution
Overall uncertainty
729Pro 4M
729Pro 7M
FLK-PMM-200K
Gauge
(-15 to 30) psi
0.0001 psi
0.02 % FS / year, maximum
•
•
(-100 to 200) kPa
0.001 kPa
(-1 to 2) bar
0.00001 bar
FLK-PMM-200KA
Absolute
(0 to 30) psi
0.0001 psi
0.05 % FS / year, maximum
•
•
(0 to 200) kPa
0.001 kPa
(0 to 2) bar
0.00001 bar
FLK-PMM-2000K
Gauge
(-13 to 300) psi
0.001 psi
0.02 % FS / year, maximum
•
•
(-90 to 2000) kPa
0.01 kPa
(-0.90 to 20) bar
0.0001 bar
FLK-PMM-4000K
Gauge
(-13 to 600) psi
0.01 psi
0.02 % FS / year, maximum
•
•
(-90 to 4000) kPa
0.01 kPa
(-0.90 to 40) bar
0.0001 ba
FLK-PMM-7000K
Gauge
(-13 to 1000) psi
0.01 psi
0.02 % FS / year, maximum
•
(-90 to 7000) kPa
0.01 kPa
(-0.90 to 70) bar
0.0001 ba
FLK-PMM-7000KA
Absolute
(0 to 1000) psi
0.01 psi
0.02 % FS / year, maximum
•
(0 to 7000) kPa
0.01 kPa
(0 to 70) bar
0.0001 ba
Dry air or non-corrosive gases only / 15 °C to 35 °C, all ranges
