UMG 804
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14
5. Specifications
Voltage Inputs
Measurement Voltage / Control
Power
90 to 300 VAC line-to-neutral, 50/60 Hz
Overload Protection
Internally fused (0.5 A @ 300 VAC)
Current Consumption
<0.1A @ 277 VAC
Accuracy and Monitoring
Power/Energy
IEC 62053-21 Class 1, ANSI C12.1-2008 System Accuracy (including branch
CTs)
(1% system accuracy includes both the Core Module and branch current
sensors
Voltage
±0.5% of reading 90 to 277 VAC line-to-neutral
Current
±0.5% of reading
Minimum ON Current
50 mA
Channel Capacity
Up to 96 channels / circuits
Communications
Data protocols
Modbus TCP/IP (Ethernet), Modbus RTU (RS-485 2 wire), HTML (web
server)
Ethernet ports
2 x RJ-45 10/100 Mbit
USB port
USB 2.0 Type C
Web server
HTML via standard browser
Cellular option
CAT 1 / CAT M1; requires subscription
Ethernet Communication
Physical Interface
RJ45 connector with 10/100 Mbit Ethernet
Protocols Supported
Modbus TCP, BACnet IP, SNMP V2c
Serial Communication
Physical Interface
2-wire RS-485
Serial Protocols Supported
Modbus RTU
Address Range
Fixed at address 1 and 2 for Modbus RTU,
Baud Rate
9600, 19200, 38400
Parity
Modbus RTU: NONE, ODD, EVEN
BACnet MS/TP: NONE (fixed)
Communication Format
8 data-bits, 1 start-bit, 1 stop-bit
Termination
3 pole connector
Wire Size
up to 16 AWG
Digital I/O
Digital Input
Dry Contact (N.O.) with 5V @ 10mA source
Digital Output
30VDC / 0.1A maximum
Содержание UMG 804
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