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Temperature Monitor

Selection Guide

	Model 18i / 14i / 12i
	Eight- and four- channel cryogenic temperature monitor optimized for industrial applications.
Sensor Inputs	8, 4 or 2
Configuration	Independent, not multiplexed
Temperature Range	500mK to 1,200K
Sensor Excitation	NTC sensors: 10mV, AC, constant-voltage. PTC sensors: 1.0mA, 100µA, AC, constant current. Diode sensors: DC, 10µA
Supported Sensors
Silicon diode	1.4K to 500K
GaAlAs diode	1.4K to 500K
Ruthenium Oxide	500mK to 273K
Platinum RTD	14 to 1200K
Cernox™	500mK to 420K
Rhodium-Iron	1.4K to 800K
Germanium	500mK to 100K
Carbon Glass&trade	1.0K to 325K
Calibration Curves	Built-in curves for most standard sensors plus 8 additional user supplied curves.
Computer Interfaces
Ethernet Protocols	HTTPS, TCP, Modbus TCP, EPICS CA server, UDP, SMTP, NTP,SCPI, DHCP and Discovery (IGMP)
Embedded Web Server	Provides complete instrument control and configuration without the need for external platform-dependent utility software. Functions performed through the web browser include: - Complete real-time status and configuration. - Custom sensor calibration tables downloads. - Data-logging file downloads. - Installation of firmware updates. - Real-time strip-chart displays. - CalGen™ sensor curve fitting and generation. - Run and access user scripts.
Security	Secure and encrypted HTTPS. Built-in firewall.
Modbus	Yes
User Interfaces
Alarms	Audio / LED. High and low temperature set-points
Relay Outputs	2 Dry contact, 10A, High and low temperature set-points
User Programmable	Yes
Front Panel Display	TFT LCD, 8 x 21 or 4 x 10 font.
Data Logging	Esentially unlimited: 2GB

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