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Limits and Alarms Controllers

Limits and Alarms Controllers

Watlow® single- and multi-loop limits/alarm controllers provide a low-cost solution for single- and multi-channel, redundant temperature monitoring. These limits and alarms can continuously monitor thermocouples, RTDs or thermal switches. 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®.

Controller DIN Size Accuracy Operating Environment
EZ-ZONE® RM Subpanel or DIN-Rail mountable ±0.10% 0 to 149ºF
(-18 to 65ºC)
EZ-ZONE PM 1/32 or 1/16 DIN Panel ±0.10% 0 to 149ºF
(-18 to 65ºC)
EZ-ZONE ST Back Panel or DIN-Rail mountable ±0.10% 0 to 149ºF
(-18 to 65ºC)
SERIES LV Open board, DIN-Rail or 1/8 DIN square ±1.00% 32 to 158°F
(0 to 70°C)
SERIES LF Open board, DIN-Rail or 1/8 DIN square ±1.00% 32 to 158°F
(0 to 70°C)
SERIES SD_L 1/32 to 1/4 DIN ±0.10% 0 to 149°F
(-18 to 65°C)
SERIES SD6L_D 1/16 DIN Panel ±0.10% 0 to 150°F
(-18 to 65°C)
SERIES 97 1/16 DIN ±0.10% 32 to 149°F
(0 to 65°C)
TLM-8 Thermal Limit Monitor Panel or DIN-Rail mountable ±5% of limit at 25°C 32 to 140°F
(0 to 60°C)
CAS200 Alarm Scanner 1/8 0.07% at 25°C 32 to 120°F
(0 to 50°C)

Applications

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