Sensidyne SensAlert Plus Point Gas Detector (18-30 VDC, 12-30 VDC)

Sensors

Gas Sensors: Electrochemical, Infrared, Catalytic Bead

Test-On-Demand Modules: Type C and Type S

Electrical

Voltage/Power:

2-Wire 24 VDC (18-30 VDC): 20 mA

3-Wire 24 VDC (12-30 VDC): 90 mA

With Opt. Relay Card and combustible sensors: 300 mA

Output and load resistance with 24 VDC at transmitter terminals:

3 wire 4-20 mA: 600 Ω minimum

2-wire 4-20 mA: 350 Ω minimum

Relay: 3-Wire Only - One SPDT Configurable Relay

Optional Card: Three (3) SPDT Configurable Relays

Contact Ratings: 5 Amps at 115 VAC or 30 VDC Resistive

Communication Link: 4-20mA current, non-isolated

2 or 3-wire options, RS-485 (Modbus), HART

Controls

Magnetic Keypad: OK, << (Go Back), ▲, ▼

Security: Password Protected Configuration Menu

Display

LEDs: Four (4) Red, corresponding to magnetic keypad, and Alarm Relays when equipped.

Graphic LCD: 128 by 64 pixel screen (backlight on 3-wire transmitters); displays Concentration and Measuring Units, Gas Name or Type, Sensor Span, Date and Time, Tag Number, and System messages or Warnings

Environmental

Temperature (Transmitter): -40°F to 158°F / -40°C to 70°C

Humidity (Transmitter): 0-90% RH, non-condensing

Temperature (Sensor): See Sensor Data Sheets

Humidity (Sensor): See Sensor Data Sheets

Moisture Resistance: IP54; IP56 with optional rainshield

Enclosure Options

NEMA 4X: Polycarbonate

Dimensions: 7.5” W x 12.6” H x 6.2” D / 190 mm W x 320 mm H x 157 mm D

Weight Range: 5.5-7.2 lbs / 2.5-3.3 kg

Explosion-proof: Copper-free, Cast Aluminum

Physical: 5.5” W x 12.3” H x 4.6” [6.4”] D / 140 mm W x 312 mm H x 117 mm [163 mm] D

Weight Range: 6.1-8.7 lbs / 2.8-4.0 kg

Note: Brackets indicate large dome depth.