Model A2G-50

Differential Pressure Transmitters Tyoe A2G-50, air2guide

Selected documents
Sales contact

WIKA USA

Tel.:
1-888-945-2872
Fax:
1-770-338-5118
info@wika.com

Applications

  • Measuring the differential pressure ducts of air and other non-combustible and non-aggressive gases
  • Monitoring of air filters, fans, industrial cold air circuits, flows in ventilation ducts and to control the fire prevention flaps in fire shutters
  • Monitoring of overpressure in clean rooms and laboratories

Special Features

  • Easy installation
  • Adjustable response time
  • Zero reset button
  • Compact, robust design
  • Two output signals in one instrument
  • Standard accessories

Design
Electromagnetic compatibility per 89/336/EWG

Accuracy
±1.5 % (± 3% at range -0.2/+0.2 InWC) of full span

Measuring ranges

Option 1:
0/10 InWC (factory set)
7 additional ranges to select from via jumper: -0.4
... +0.4 InWC, 0 ... 0.4 InWC, 0 ... 1 InWC, 0 ... 2
InWC, 0 ... 4 InWC, 0 ... 6 InWC and 0 ... 8 InWC

Option 2:
0/28 InWC (factory set)
7 additional ranges to select from via jumper:
0 ... 4 InWC, 0 ... 6 InWC, 0 ... 8 InWC, 0 ... 10
InWC, 0 ... 12 InWC, 0 ... 16 InWC and 0 ... 20
InWC

Option 3:
-1.0 ... +1.0 InWC (factory set)
7 additional ranges to select from via jumper:
-0.1 ... +0.1 InWC, -0.2 ... +0.2 InWC,
-0.4 ... +0.4 InWC, 0 ... 0.1 InWC
0 ... 0.2 InWC
0 ... 0.4 InWC
0 ... 1 InWC

Maximum pressure
100 InWC

Operating temperature
Ambient: -4 ... +160 °F
Medium: -14 ... +122 °F

Ingress protection
NEMA 3 (IP 54 per EN 60 529 / lEC 529)

Weight
5.3 ounces

Process connection
Hose barb nozzles (ABS) for 3/16" and ¼" hose ID

Measuring element
Piezo sensor

Zero point adjustment
Via push button inside the housing

Case
Plastic (ABS)

Electrical connection
PG-Gland M16

Output signal
4 ... 20 mA, 3-wire
0 ... 10 V, 3-wire

Supply voltage
24 V AC or 24 V DC ±10 %

Long-term stability
0 ... 4 InWC ± 0.03 InWC
0 ... 20 InWC ± 0.10 InWC
-1 ... +1 InWC ± 0.012 InWC
± 0.04 InWC with automatic zero adjustment (optional)

Standard accessories

  • 2 mounting screws
  • 2 plastic duct connectors
  • 2 m PVC hose, inner diameter 1/8" / 3/16"

Options

  • Automatic zero adjustment
  • Digital display
Differential pressure transmitter A2G-50
  • Differential pressure transmitter A2G-50Measuring instruments for ventilation and air-conditioning