Shutdown for: high and low limit, upscale or downscale burnout, power supply failure
Shutdown status retention or automatic/manual reset on power on condition
Output relay energized under normal conditions
Protection against casual adjustment of threshold
Dedicated "reset" key and optional digital input for remote reset switch
LED for signaling the not acknowledged or acknowledged shutdown condition
Reset requires a manual action and is not possible until the shutdown condition persists
Approved in accordance with Factory Mutual (FM) Standard Temperature Limit Switches Class 3545
Single-Loop Limit and Alarm Controllers
Watlow limit controllers provide agency approved performance in safety limit applications, including UL®, CSA, A.G.A. and FM (on some models). All are available with industry standard I/O options. All Watlow limit/alarm controllers are designed and manufactured to withstand harsh industrial environments, and come with a three-year warranty for Control Confidence®.
Applications
High and low safety limit control
Environmental chambers
Furnace/ovens
Semiconductor
Boiler
Multi-Loop Limit and Alarm Scanners
The Watlow multi-loop limits and alarms are a low-cost solution for multi-channel, redundant temperature monitoring. These limits and alarms can continuously monitor thermocouples, RTDs or thermal switches, making them ideal for multi-zone applications.
Applications
Any process requiring multi-channel redundant temperature monitoring
Semiconductor capital equipment
Electronics packaging equipment
Plastics injection molding and extrusion equipment
Temperature Controller (Switching Capacity 5 A) Series 8040/1260-R5A
Explosion protection
CENELEC
IEC
Can be used
in Zone 1 and Zone 2
in Zone 21 and Zone 22
Liquid filled measuring system
Interruption when measuring system is leaking
Expanded security in accordance with DIN 3440
Enclosure made of glass fibre reinforced polyester resin
Two Channel Temperature Controller Series 8146/5041 Temperature Controller and Limiter Series 8146/5241
Explosion protection
CENELEC
IEC
Can be used
in Zone 1 and Zone 2
in Zone 21 and Zone 22
Switching capacity
Controller: 5 A
Limiter: 16 A
Two point step - controller
Liquid filled measuring system
Continuous interruption when setpoint overflow (manual reset)
Continuous interruption when measuring system is leaking
Expanded security in accordance with DIN 3440
Enclosure made of glass fibre reinforced polyester resin
