Section 7: Specifications; General; Detection Method; Gases Detected - Emerson GDU-Incus Reference Manual

Reference Manual
00809-0100-3003, Rev AA

Section 7: Specifications

7.1

General

7.1.1

Detection method

Floating Piezo Ceramic – non consumable, non-ageing
7.1.2

Gases detected

All pressurized gases, minimum leak pressure 2 bar (Gauge), leak size dependent
7.1.3

Self-test

Continuous electronic check of sensor integrity
7.1.4

Calibration

Factory set
7.2

Output signal

7.2.1 4 – 20 mA
Current source 4 – 20 mA, corresponds to 40 to 120 dB SPL – Maximum load resistance 500 Ω
standard.
Current sink 4-20 mA (option)
7.2.2

Digital

RS485 interface
7.2.3

Relay 1

Error / Fault (NO or NC option)
Load: 1.4 A max. Switch Voltage 30 Vdc max. Contact resistance 70
7.2.4

Relay 2

Alarm (NO or NC option)
7.2.5

HART

Supplied as standard.
® protocol
mΩ
May 2019
35