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KW1850
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Product Specs
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| Accuracy | 0.5 Class |
| Applications | Building and Maintenance, Control Panel, Environmental Monitoring, Industrial and Manufacturing, Refrigeration Equipment |
| Approvals | UL 508A, EN62208 |
| Baud Rate | 1200 to 115200 |
| Compliance Note | UL 746C 5-inch flame test |
| Connection Note | DIN rail mounted pre-labeled terminal blocks for voltage connection pre-installed |
| Control Output | Alarm |
| Data Format | 8 data bits:no parity:1 stop bit |
| Data Interface Note | RS-485 Serial, Dual Ethernet (KW1850-P1-D-W Only), Wireless Network Card (KW1850-P1-D-W Only) |
| Display Type | LCD |
| Enclosure Material | Flame retardant polycarbonate |
| Enclosure Ratings | IP66, NEMA Type 4X |
| Frequency | 45/65Hz |
| Frequency Note | Pulse Frequency (MAX):100Hz, 50% Duty Cycle |
| Fuse Rating | 600 VAC/2A |
| Height | 7.01 in |
| Impedance Input | 2MΩ/Phase |
| Inductive Loads | <0.2VA |
| Input Control Signal | 15 to 30 Vdc |
| Input Current | 2 mA |
| Input Note | Digital Inputs / Type: 18 Digital Inputs for Water and Gas Metering Pulse Counting / Dry Node; Acceptable CT Inputs: 333mV or Rogowski Coil (cannot mix CT’s); |
| Isolation | 4000 Vac |
| Length | 11.81 in |
| Load Current, Max | 3 A |
| Load Voltage, Max | 30 V |
| Materials | Polycarbonate |
| Measurement Type | Single Phase, 3 Phase – Four Wire (WYE), 3 Phase – Three Wire (Delta) |
| Mounting | ANSI C39.1 (4" Round) or an IEC 92mm DIN (Square) form; IEC 35mm DIN Standard |
| Network and Communications | Modbus Address Range:1 to 247 (The default is 1) |
| Number of Inputs | 18 |
| Operating Distance, Max | 1200 m |
| Operating Humidity | 5 to 95% RH, non-condensing |
| Operating Temperature, Max | 158 °F |
| Operating Temperature, Min | -13 °F |
| Output Detail | Ten limit alarms configured for peak demand, current, or power quality; Auxiliary Power Output: 15VDC, 1W; Pulse Output: Two-wire pulse train, Isolation Voltage 2500VAC, 0-30 VDC Load Voltage, 10mA Max Load Current, Pulse Width 20~100ms (80ms Default), Pulse Constant 1~60,000 (50000 Default) IMP/kWh |
| Power Consumption | 5 W |
| Relay Output | 250 Vac |
| Response Time | 2 ms |
| Security | Password Protected to access Settings. Sealed and Tamper Proof Cover |
| Series ID | KW1850 |
| Software | Accuview Utility Software, Windows Based. USB-RS485 converter is required to connect to computer for KW1850-P1-D-S only |
| Storage Temperature, Max | 185 °F |
| Storage Temperature, Min | -40 °F |
| Supply Voltage | 100 to 415 Vac, 100 to 300 Vdc |
| Volt-Amperes Burden | <0.2VA |
| Voltage Measurement Range | 100 to 400 Vac (L-N), 100 to 690 Vac (L-L), 100 to 400 Vac rms (1 phase) |
| Weight | 8 lb |
| Width | 11.81 in |
| Wire Gauge | 22 to 16 AWG |
| Working Life | Multi-Tariff Time of Use (TOU): 4 tariffs (sharp, peak, normal, valley), 14 schedules, 14 segments, weekends and 10-year holiday settings |
| See All Specs | |
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