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EZ-ZONE® PM Express 

The EZ-ZONE PM Express panel mount controller is an industry-leading PID controller that allows optimal performance utilizing simple control and menu functionality without complex features. It is ideal for basic applications and usage levels.

The EZ-ZONE PM Express is the next generation controller to follow the legacy of Watlow's SERIES 93, SERIES 935 AND SERIES SD controllers that offer easy-to-use features for many basic applications. The EZ-ZONE PM Express includes one universal input and an option for up to two outputs and is available in 1⁄32 and 1⁄16 DIN panel mount packages. It can be ordered as a PID process controller or as a dedicated over and under-temperature limit controller.


Control/Limit Loops:  1/1
Alarms:  2
Mounting:  1/32, 1/16 DIN front panel
Max Output:  15A
Phase Configurations:  1
Ambient Operating Range:  -18 to 65°C  (0 to 149°F)
Agency Approvals:  UL®, CSA, CE, RoHS, W.E.E.E., FM, SEMI F47-0200, Class 1, Div. 2
Communication Protocols:  Standard Bus
Display Height:  1.22 in. (30.86 mm) to 3.95 in. (100.33 mm)
Dimensions:  1.22 in. H (30.86) x 2.1 in. W (53.34 mm) x 4 in. D (101.57 mm)
Warranty (years):  3
Note: The specifications in the table above are best available values in each category. Not all combinations of these values are available in a single model number.

Features & Benefits:

Features Benefits
Simplified menu
  • Fits basic applications with a user-friendly interface supported by two menus and a streamlined list of parameters
  • Eliminates complexity often experienced with more advanced controllers and unnecessary features
  • Reduces training costs and user programming errors
PID auto-tune
  • Provides auto-tune for fast, efficient startup
Standard bus communications
  • Allows easy product configuration via PC communications protocol and free software
  • Saves time, simplifies programming process and improves reliability of controller setup
Factory Mutual (FM) approved over and under limit with auxiliary outputs
  • Increases user and equipment safety for over and under-temperature conditions
Agency approvals: UL® listed, CSA, CE, RoHS, W.E.E.E. FM, SEMI F47-0200, Class 1, Div. 2 rating on selected models
  • Assures prompt product acceptance
  • Reduces end product documentation costs
Front panel removable
  • Saves time and labor for replacements and troubleshooting
P3T armor sealing system
  • Complies with NEMA 4X, IP66 specifications
  • Allows controller to be cleaned and washed
  • Certified UL® 50 independent to NEMA 4X specification
Touch-safe package
  • Increases installer and operator safety
  • Complies with IP2X requirements

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Related Literature

Specification Sheets (6)

Brochures (3)

Software and Demos (8)

User Manuals (2)

Training and Education (4)

White Papers (17)

Quality Certificates (1)

Agency Approvals (1)

CAD Drawings (12)

Retrofit Guides (2)

Catalogs (3)



EZ-ZONE PM Express Controller
EZ-ZONE PM Express Controller
EZ-ZONE PM Express Limit
EZ-ZONE PM Express Limit