Watlow F4T User Manual

Watlow F4T • 218 • Chapter 5 Function Reference
Digital
Use this block to integrate a digital (on or off) or Boolean (true or false) state in to the appli-
cation.
Signals
Direction Label Type Function
Transmitter - - - - Digital The state set by the user with the Digital parameter
Name
Uniquely identify this FB using up to 20 alphanumeric characters.
Data Type
To configure the variable to hold a user-set, digital state or Boolean value, set Data Type to
Digital.
Digital
Set the state of the function’s output.
Options:
• On: On or True
• Off: Off or False

Watlow F4T Specifications

General

Inputs	Thermocouple, RTD, mA, V
Outputs	Relay, SSR, mA, V
Communication	Ethernet, Modbus RTU
Data Logging	Yes
Certifications	CE, UL, cUL, RoHS
Control Modes	PID, On/Off
Power Supply	100 to 240 VAC
Operating Temperature	0 to 50°C
Enclosure Rating	IP65
Display	4.3 in. (109 mm) color touch panel LCD
Control Loops	Up to 4