ELECTRA-flow G5 Transmitter
Performance
System
Configuration
Single or dual channel operation
Supports up to 32 individual thermal dispersion airflow sensors
Provides airflow velocity, flow and temperature
Supports multiple airflow measurement system types
Provides three (3) field characterization methods
Operating
Conditions
Ambient Temperature
-20°F to 180°F (-29°C to 82°C) (Storage), -20°F to 140°F (-29°C to 60°C) (Operating)
Humidity
0 to 99% RH, non-condensing
Input
Power
24 VAC
20 - 28 VAC, 16 - 90 VA, varies based on # of sensors
24 VDC
20 - 28 VDC, 16 - 50 W, varies based on # of sensors
I/O Signals
Two (2) analog outputs, selectable based on configuration
Electronic
Enclosures
Avaiable
Options
• Aluminum, NEMA 1
• Stainless steel, NEMA 4X without viewing window
• Aluminum, NEMA 1 with conduit connection box
• Fiberglass, NEMA 4X with viewing window
Display
2.75" x 2" TFT color LCD
Programming
Menu driven user interface via four (4) push buttons
Electrical
Connections
Power
Removable terminal block for use with 14 to 18 AWG wire
Communications
Removable terminal block for use with 14 to 22 AWG wire
I/O
Removable terminal block for use with 14 to 22 AWG wire
Process
Connections
Available
Options
• NEMA 1 enclosure, two (2) mini-DIN connectors XMTR to probes and two (2) 1/2"
conduit openings
• NEMA 4X enclosure, two (2) liquid tight strain relief connectors and two (2) 1/2"
conduit openings
Network Conn.
RS485, BACnet® MS/TP or MODBUS® RTU
Approvals
UL
60730
BTL
Certified to BACnet standard ISO 16484-5 rev. 1.12
FCC
Meets part 15 Subpart B, Class A device requirements
ELECTRA-flo/S5 Thermal Dispersion Probe Array
Performance
Sensor Accuracy
Individual sensor accuracy: ±2% of reading from 0 - 5000 FPM
System Accuracy
Complete system accuracy: ±3% of reading over published velocity range
Velocity Range
Ducted mounted installations: 0 - 5000 FPM
Station mounted probe arrays: 0 - 5000 FPM (0 - 4000 FPM with straightening cell)
Fan inlet installations: 0 - 10,000 FPM
Sensor
Design
Precision matched, hermetically sealed thermistors with laser trimmed resistive heating element
Dedicated 16 bit A/D processing of each sensor signal
Sensor node consists of two (2) thermistors mounted in a dedicated flow conditioning aperature
Temperature Accuracy
±0.1°F (±0.5°C) over operating range of -20°F to 140°F (-29°C to 60°C)
Sensor
Capacity
Transmitter
Maximum of 32 sensors per transmitter, shared between both channels
Probe
Maximum of 8 sensors per probe
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Nailor Industries Inc. reserves the right to change any information concerning product or specification without notice or obligation.
1.3 Standard Features and Specifications
