Digital Pressure Gauge/Switch

DPG3000

9V-DC battery
Auto-off function
Zero offset

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DPG3000T

Peak hold
Zero offset
4~20mA analog
H/L pressure setting (NPN transistor)

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DPG3100T

1" cube meter for limited space
Assembling adaptor available
Zero reset

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DPG3500

Zero adjustment
Weather proof type

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DPG3600

Auto-off function
Longer battery life

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DPG3650

Auto-off function
Longer battery life
Digital refrigerant compound

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