The ControlByWeb X-401-E combines two SPDT relays with two optically isolated inputs in a compact, industrial-grade module. It features a browser-based interface, embedded GUI logic builder, and open protocols for seamless integration. Ideal for process monitoring, equipment reboot, and alarm control, the X-401-E provides a reliable edge-control solution.
2 Relays & 2 Digital Inputs
Ethernet, Cellular, or WiFi
9-28VDC and/or POE
Product Highlights
Dual relay and input module with SPDT relays, isolated inputs, and multiple connectivity options for reliable edge-control in various applications.
Product Information
Standard Information
Brand: ControlByWeb
Manufacturer Part Number: X-401-E
Technical Specifications
Power Requirements Voltage
POE and/or 9-28 VDC
Power Requirements Max Current
233mA
Relay Contacts Number of Relays
2
Relay Contacts Max Voltage
28VAC, 24VDC
Relay Contacts Max Current
3A
Relay Contacts Contact Type
SPDT (Form C)
Relay Contacts Load Type
General Purpose
Relay Contacts Contact Resistance
< 50 milliohms initial
Relay Contacts Contact Material
AgSnO2
Relay Contacts Electrical Life
100K cycles (Typical)
Relay Contacts Mechanical Life
10M cycles (Typical)
Relay Contacts Environmental Rating
Over voltage Category II, Pollution Degree 2
Relay Contacts Relay Modes
ON/OFF or Pulsed
Relay Contacts Pulse Timer Duration
0.1 to 86,400 Seconds (1-day)
Digital Inputs Number of Inputs
2
Digital Inputs Type
Optically-Isolated
Digital Inputs Voltage Range
4-26VDC
Digital Inputs Current
950uA @ 4V, 8.5mA @ 26V
Digital Inputs Minimum Hold Time
20ms
Digital Inputs Input Functions
Monitor State, Control Relays, Control Remote Relays, Scalable Counter, On Timer, Total On Timer, Frequency
Digital Inputs Maximum Count
24-bit
Digital Inputs Max Count Rate
200Hz Max (Dependent on Configuration)
Digital Inputs Edge Trigger
Rising, Falling or Both
Real-Time Clock Setup
Manual or NTP(Network Time Protocol) setup
Real-Time Clock NTP Sync Period
Once, Daily, Weekly, On Powerup
Real-Time Clock Auto Daylight Savings Adjustment
Battery (capacitor) Power Backup
Capacitor Power Backup Backup Functions
Retain Real-Time Clock, 1 Register, 2 Counters, 2 Relay States