MatrixMonitor™ IOM - Rev 4 - 4/11/2013
Page 67
System Specifications
Environmental
Temperature: - 20:F to 145:F non condensing
Barometric Pressure: 300 to 1100 mBar
NEMA 4/4X high impact polycarbonate enclosure with hinged clear cover and SS latch
Electrical
100 watt power supply
Input voltage: 88VAC to 264VAC
Input frequency: 47 Hz to 63 Hz
System Accuracy
Airflow: ±5% of reading from design flow to 15% design flow at 0: to 100: F
Array Pressure Rise: ±1% of reading from 1” WC to 14” WC
Array temperature: ±3: F
Barometric Pressure: ±4 mBar
Fan Speed: ±50 rpm
Capacity
Number of Arrays: 2
Maximum Fans per Array: 49
Maximum Airflow per Array: 300,000 cfm
Maximum Array Pressure Rise: 14” WC
Analog Outputs
Quantity: 4
Type: 0 to 10vdc proportional scaled outputs
Max load per output: 20mA
Relay Outputs
Quantity: 3 SPDT
Contact Ratings: 2A @ 30VDC ; 0.5A @ 125VAC
Building Management System Communications
Protocol: Modbus RTU Slave
Type: EIA/TIA 485 (RS485), 2 wire, multipoint communication line
Baud Rate: 9,600; 19,200; 38,400; 57,600 user selectable – Default is 19,200
Data bits: 8
Parity: Even, Odd, or None; User selectable; Default is Even
Stop bits: 1 (2 when no parity is selected)
Modbus Address: 1 to 247; Default is 75