Series 644 High Accuracy Pressure Transmitter

±0.05% FS, <±0.25% FS Total Error Band

This product is no longer available, see Series 3400 as a suggested replacement.

Specifications

Service:
Compatible gases and liquids.
Wetted Materials:
17- 4 PH SS.
Accuracy:
±0.05% FS RSS.
Total Error Band (Includes all thermal effects):
<±0.25% FS over entire temperature compensated range.
Stability:
<0.15% FS/year.
Temperature Limits:
-40 to 185°F (-40 to 85°C).
Pressure Limits:
Proof pressure and burst pressure: See pressure limits table below.
Compensated Temperature Range:
-4 to 140°F (-20 to 60°C).
Power Requirements:
9 to 30 VDC for current output; 15 to 30 VDC for voltage output.
Minimum Supply Voltage:
Min. supply voltage (VDC) for current output = 9 + 0.02 x loop resistance Ω (loop resistance Ω = line resistance + receiver resistance).
Output Signal:
0 to 10 VDC (4-wire); 4 to 20 mA (2-wire).
Response Time:
<10 ms (voltage output), <80 ms (current output).
Max Current Consumption:
4 to 20 mA: 22 mA; 0 to 10 VDC: 20 mA.
Electrical Connections:
3 ft cable or 6-pin male bayonet connector.
Process Connection:
1/4" male NPT or 7/16"-20 male SAE with O-Ring.
Enclosure Rating:
NEMA 4X (IP65).
Mounting Orientation:
Vertical.
Weight:
9 oz (254 g).
Agency Approval:
CE.

Videos

Model Chart

EXAMPLE 644 L V 01 P Series 644-L-V-00-P Industrial Pressure Transmitter, 3 ft. cable, 0-10 V output, range 0 to -14.7 psig, with 1/4" male NPT connection.
SERIES 644         Industrial Pressure Transmitter
ELECTRICAL CONNECTION   L
B
      Flying Leads, 3 ft., 6-Conductor Cable Pigtail
Male 6-Pin Bayonet
SIGNAL OUTPUT     V
C
    0-10 Volts
4-20 mA
RANGE       00
01
02
03
04
05
06
07
08
09
10
11
  0-(-14.7) psig
0-15 psig
0-25 psig
0-50 psig
0-100 psig
0-150 psig
0-200 psig
0-300 psig
0-500 psig
0-750 psig
0-1000 psig
0-15 psia
PROCESS CONNECTION         P
S
1/4" Male NPT
7/16"-20 SAE Male

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