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Ranges and Resolution

See table below. Resolution is fixed as indicated in table. 

Accuracy

Accuracy includes linearity, hysteresis, repeatability 
±0.25% of full scale ±1 least significant digit 
Sensor hysteresis:  ±0.015% FS, included in accuracy 
Sensor repeatability: ±0.01% FS, included in accuracy

Display

4 readings per second nominal display update rate 
4 digit LCD, 0.5” H and 5 character 0.25” H alphanumeric 
Alarm 1 and Alarm 2 LCD indicators and bi-color (red/green) 
LEDs

Controls & Functions

SEL  Select and display alarm trip points 

TEST  Alarm acknowledge, or toggle alarms when in test mode 

s

  Increase alarm setpoint when in setpoint adjust mode 

t

  Decrease alarm setpoint when in setpoint adjust mode 

Multi-level pass code protection for set-up and calibration

Alarm Relay Outputs

Programmable dual form C (SPDT) relay contacts for HI/LO, 
HI/HI, LO/LO, normal or reverse acting with 1% deadband, or 
adjustable trip and reset points for each relay, manual or auto 
acknowledge.
1A/24VDC, 0.5A/115VAC, non-inductive 
120 milliseconds typical response time

Calibration

Non-interactive, ±10% of range 
All pressure and absolute models: zero, midpoint, span 
All vacuum models:  –span, –midpoint, zero 
Vacuum/pressure models:  –span, zero, +midpoint, +span 
±15 psi models: –span, –midpoint, zero, +midpoint, +span

¼" NPT

2.88"

3.38" Standard 

3.5" NEMA 4X

0.75"

1.65"

X X X X X

88888

2

3 ft long, 22 AWG cables 
with stripped and tinned 
wire ends 
2 conductor power 
6 conductor alarms
Allow 1" wire clearance

Turn at hex 

fitting only

SEL TEST

t

s

ALARM 1

ALARM 2

Alarm1

Alarm 2

Select 

Test

Up 

Down

Alarm 1 

status 

LED

Numeric 

display

Alpha-

numeric 

display

Alarm 2 

status 

LED

DPG1000-PS Optional Power Supply Kit

The optional power supply kit 
includes a UL and CSA listed 115 
VAC (50/60 Hz) wall-mount power 
supply with U.S. style 2-prong 
plug. 
Output is 12 VDC at 200 mA and 
is intended for gauges that accept 
DC power. The power supply’s 
two-conductor wire is approxi-
mately 6 feet long and has plain 
wire ends. 

Also included is a moisture resistant connector to allow easy 
hookup without having to strip wires. Use a pair of pliers to snap 
connector onto wires.

DPG1000ADA Series

M3362/0818

Digital Pressure Gauges with Alarms

INSTRUCTION

SHEET

Shop online at omega.com  e-mail: [email protected] 
For latest product manuals: www.omegamanual.info

TM

Power

8 to 24 VAC 50/60 Hz or 9 to 32 VDC 
Gauge is on when power is on 
Designed for continuous operation. 
1.0 watt maximum power consumption

Weight

9.5 ounces (approx.), shipping wt. 1 pound (approx.) 

Housing

Extruded aluminum case, epoxy powder coated, ABS/ polycar-
bonate bezel, front and rear gaskets, polycarbonate label

Connection, Material, Media Compatibility

1/4” NPT male fitting, all wetted parts are 316L stainless steel

Overpressure, Burst, Vacuum

Ranges using 3000 psig sensor:  5000 psig overpressure 
Ranges using 5000 psig sensor:  7500 psig overpressure 
All others: 

2 X pressure range

3000 psi, 5000 psi, and 4 digit ranges 112.5% full scale out-
of-range display: 1– – – or I –.–.–.–
Under-range display (non-vacuum sensors): –Err
4 X sensor burst pressure rating, or 10,000 psi, whichever is 
less
Vacuum service: 15 psia, ±15 psig, 15 psig, 30 psia,  
 

100 psig, 100 psia, 200 psig sensors

Environmental

Storage temperature: 

–40 to 203°F (–40 to 95°C)

Operating temperature: 

–4 to 185°F (–20 to 85°C)

Compensated temperature: 

32 to 158°F (0 to 70°C)

Installation Precautions 

4

  Read these instructions before using the gauge. Configuration may 

be easier before installation. Contact the factory for assistance.

4

  These products do not contain user-serviceable parts. Contact 

us for repairs, service, or refurbishment.

4

  Gauges must be operated within specified ambient temperature 

ranges.

4

  Outdoor or wash down applications require a NEMA 4X 

gauge or installation in a NEMA 4X housing.

4

  Use a pressure or vacuum range appropriate for the application.

4

 Use fittings appropriate for the pressure range of the gauge. 

4

  Due to the hardness of 316 stainless steel, it is recommended 

that a thread sealant be used to ensure leak-free operation.

4

 For contaminated media use an appropriate screen or filter to 

keep debris out of gauge port. 

4

  Remove system pressures before removing or installing gauge.

4

  Install or remove gauge using a wrench on the hex fitting only. 

Do not attempt to turn gauge by forcing the housing. 

4

  Do not exceed relay current and voltage ratings. Use an appro-

priate contactor for larger loads. Inductive inrush currents may 

be up to 5x normal current and may require an RC snubber. 

4

  Good design practice dictates that positive displacement liquid 

pumps include protection devices to prevent sensor damage 

from pressure spikes, acceleration head, and vacuum extremes.

 

Avoid permanent sensor damage! Do not apply vacuum to 

non-vacuum gauges or hydraulic vacuum to any gauges. 

 

Avoid permanent sensor damage! NEVER insert objects into 

gauge port or blow out with compressed air.

 Gauges are not for oxygen service. Accidental rupture of 

sensor diaphragm may cause silicone oil inside sensor to 
react with oxygen.

 NEVER connect the gauge wires directly to 115 VAC or per-

manent damage will result.

Alarm Contact Ratings

0.5A/115VAC, 

1A/24VDC,  

non-inductive

6-conductor relay wires

BLACK NC Normally Closed

SPDT 

1

RED

C Common
NO Normally Open

GREEN

NC Normally Closed

SPDT 

2

BROWN

C Common

BLUE

NO Normally Open

Power wires

BLACK

8-24 VAC 50/60 Hz or  

9-32 VDC

RED

NC 1 

C 1 

NO 1

NC 2 

C 2 

NO 2

DPG1000ADA

WARNING:

 This product can expose you to chemicals including 

lead, nickel and chromium, which are known to the State of 

California to cause cancer or birth defects or other reproductive 

harm. For more information go to www.P65Warnings.ca.gov

Dual Alarms, 4-20 mA Output

Range

DPG1000ADA-30V100

–30.0 inHg to 100.0 psig

DPG1000ADA-30INHGVAC

 

0.00-30.00 InHg Vac

DPG1000ADA-05G

 

0.00-5.000 psig

DPG1000ADA-15A 

 

0.00-15.00 psia

DPG1000ADA-15G

 

0.00-15.00 psig

DPG1000ADA-30A

 

0.0-30.00 psia

DPG1000ADA-30G

 

0.0-30.00 psig

DPG1000ADA-60G

 

0.0-60.00 psig

DPG1000ADA-100A

 

0.0-100.0 psia

DPG1000ADA-100G

 

0.0-100.0 psig

DPG1000ADA-300G 

 

0-300.0 psig

DPG1000ADA-500G

 

0-500.0 psig

DPG1000ADA-1KG

 

0-1000 psig

DPG1000ADA-2KG

 

0-2000 psig

DPG1000ADA-3KG

 

0-3000 psig

DPG1000ADA-5KG

 

0-5000 psig

Alarm Setting 

(All are field configurable)

Alarm Type

-1N

 (default if not specified)

HI/LO Normal action

-2N

HI/HI Normal action

-3N

LO/LO Normal action

-1R

HI/LO Reverse action

-2R

HI/HI Reverse action

-3R

LO/LO Reverse action

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