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KPSI SERIES 770 SPECIFICATIONS

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Parameter

772

Units

Comments

LEVEL RANGES

Full Scale Level Ranges
0-35, 0-115, 0-230
(0-10, 0-35, 0-70)

ft H2O
(m H2O)

for vented gage

0-35, 0-69, 0-230
(0-10, 0-21, 0-70)

ft H2O
(m H2O)

for absolute reference
Proof Pressure

1.5

x FS

Burst Pressure

2.0

x FS

STATIC PERFORMANCE
Static Accuracy

±0.1

% FSO

BFSL
Total Error Band(1)

±0.25

%FS TEB Total Error from BFSL
Resolution

Infinitesimal

%FS

ENVIRONMENTAL

Wetted Materials

316 SS or Titanium;
 Delrin®; polyurethane or Viton®

Delrin® and Viton® are registered trademarks of DuPont.
Compensated Temp Range

-20 to 60

ºC

Operating Temp Range

-20 to 60

0 to 50

ºC

ºC

when using polyurethane cable

when using ETFE cable (3)

Protection Rating

IP 68, NEMA 6P

   

ELECTRICAL

Excitation

9 - 30

VDC

for mA and VDC output
Input Current

20
3.5

mA max

for mA output
for VDC output
Output

4 - 20
0.05 - 5

mA
VDC

 
Zero Offset
±0.12
<0.25
mA
VDC
for mA output
for VDC output
Output Impedance

See Loop Resistance diagram page 7 of datasheet
510


ohm

for mA output
for VDC output
Insulation Resistance

100

mega ohm at 50 VDC
Circuit Protection

Polarity, surge/shorted output

TURN DOWN

@ nominal FS @ 10:1 Turndown    
Static Accuracy (2) ±0.1 ±0.5 %FS  
Total Error Band(2) ±0.25 ±2 %FS  

PHYSICAL

Approximate Weight

0.47 (210)
0.05 (79)

lbs (g)
lbs/ft (g/m)

transducer
cable
Cable
 
Jacket Material


  Pull Strength

  Number of Conductors
 
Conductor Size


Polyurethane (std)
ETFE (4) (opt)

200 (90)

4
6

22





lbs (kg)




AWG

Tefzel®, Teflon® and Kevlar® are registered trademarks of DuPont.




mA output version
VDC output version
Cable Seal

Molded polyurethane
Viton® Gland

  for polyurethane cable
for ETFE cable
(1) Total Error Band (TEB) includes the combined errors due to nonlinearity, hysteresis, nonrepeatability, and thermal effects over the compensated temperature range per ISA S51.1. 
(2) Errors increase linearly based on turndown ratio.
(3) -20ºC to 50ºC for level ranges <= 100 ft (70m) H2O when using ETFE cable.
(4)

ETFE is a fluoropolymer (Teflon® derivative) material, Tefzel® or equivalent.

 

Specifications subject to change without notice.

 

 
 
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Hampton, VA 23666
800.678.7226
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