Specifications
August 2010
BLACKBOX PORTABLE QUICK REFERENCE GUIDE
I—4
Introduction | Elspec
Product Feature Chart
G3500
G4500
Communication Ports and I/O
Digital Inputs
4
4
OPC Gateway: other RS-485/422 accessible via OPC
Ethernet Ports
1
3
Onboard DNP3 Protocol
Modbus/TCP
Modbus/RTU
Power Over Ethernet (PoE)- Out
RS232 port RS-485/422 port
Onboard Comprehensive Web Server
Onboard OPC (Open Connectivity) Server
Wi-Fi Communications (802.11g)
N/A
PCMCIA Extension Slot
N/A
External Temperature Sensor Socket
Parameter
Uncertainty
Measuring Range
Frequency
±10 mHz
42.5 Hz – 69 Hz
Magnitude of Supply
Voltage
±0.1% of Udin
10% – 150% of Udin
Flicker
±5% of reading
0.2 – 10 Pst
Supply Voltage Dips
and Swells
Magnitude: ±0.2% of
Udin
Duration: ±1 cycle
N/A
Voltage Interruptions
Duration: ±1 cycle
N/A
Unbalance
±0.15%
0.5% – 5% u2
0.5% – 5% u0
Harmonics
IEC 61000-4-7
Class I
10% – 200% of
Class 3 of IEC
61000-2-4
Interharmonics
IEC 61000-4-7
Class I
10% – 200% of
Class 3 of IEC
61000-2-4
Under-Deviation and
Over-Deviation
±0.1% of Udin
10% – 150% of Udin
Standard IEC 61000-4-
30 Class A Compliance
• Aggregations
• Time Clock Uncertainty
• Flagging
• Transient Influence Quantities
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