Allen-Bradley 817-E2 MachineAlert Thermistor Monitoring Relay
Allen-Bradley 817-E2 MachineAlert Thermistor Monitoring RelayDescriptionAllen-Bradley 817-E RangeThermistor Protection Relays offer protective functions that are easily added and applied to motor control circuits. Typical applications include VFD Controlled Motors, Transformers, Bearings and Compressors.Monitors over temperatureConnection of up to six PTC thermistors in seriesOpen and short circuit detectionShort circuit protected signal...
Allen-Bradley 817-E2 MachineAlert Thermistor Monitoring Relay
Description
Allen-Bradley 817-E Range
Connection of up to six PTC thermistors in series
Open and short circuit detection
Short circuit protected signal input
Status indication LED’s
No settings necessary
Compact 22.5mm DIN rail mount housing
Two versions available: Type E1, temperature protection, automatic reset. Type E2, temperature protection, status storage, auto, manual and remote reset options
Approvals
Allen Bradley Temperature Monitoring Relay, DPST, 24V AC/DC to 240V AC/DC Supply Voltage - 817-E2
Features and Benefits
• Broad operating temperature range of -25°C to +60°C for use in a variety of hot and cold environments
• Wide supply voltage range of 24 to 240V AC/DC makes it suitable for most power applications
• Trimmer potentiometers provide a simple way to set overtemperature thresholds
Standards and Certifications
• UL (Underwriters' Laboratories)
How is a monitoring relay different from a normal relay?
Specifications
Attribute | Value |
Monitoring Application | Temperature |
Contact Configuration | DPST |
Temperature Sensitivity | Overtemperature |
Series | 817 |
Mounting Type | DIN Rail |
Operating Temperature Range | +60°C |
Length | 98.8mm |
Height | 89mm |
Minimum Operating Temperature | -25°C |
Width | 22.5mm |
Dimensions | 98.8 x 22.5 x 89mm |
Maximum Operating Temperature | +60°C |
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