MTL5024 Hazardous Area Solenoid Driver - MTL Instruments

MTL5024 Hazardous Area On/Off Controller

The MTL5024 from MTL Instruments provides reliable control of hazardous area devices from safe area signals. This single-channel interface drives solenoids, alarms, LEDs and other low-power devices with intrinsic safety. Featuring phase reversal capability, it offers flexible operation for various control applications in explosive atmospheres.

Key Technical Specifications

• Brand: MTL Instruments
• Model: MTL5024
• Product Type: Hazardous Area On/Off Controller
• Channels: One channel
• Output Current: 45mA maximum
• Phase Reversal: User selectable
• Supply Voltage: 20 to 35V DC

Hazardous Area Certification

• Load Location: Zone 0, IIC, T4-T6 hazardous area
• Division Rating: Division 1, Group A hazardous location
• The MTL5024 maintains intrinsic safety for connected devices
• It enables safe operation of loads in explosive atmospheres

Input Compatibility

• Input Types: Volt-free contacts, open-collector transistors, logic signals
• Normal Phase: Output on when switch closed, transistor on, or <1.4V input
• Reverse Phase: Output off under same input conditions
• Input Threshold: Output off when >4.5V applied to input
• Control Terminals: Terminal 11 (Control –ve), Terminal 12 (Control +ve)

Output Performance

• Minimum Output Voltage: 12.85V at 45mA
• Maximum Output Voltage: 25V
• Current Limit: 45mA maximum for safety compliance
• Output Terminals: Terminal 1 (Output –ve), Terminal 2 (Output +ve)
• Suitable for solenoids, alarms, LEDs and low-power devices

Power Requirements

• Supply Voltage: 20 to 35V DC operating range
• Current Consumption: 100mA at 24V maximum
• Power Dissipation: 1.4W typical with solenoid valve
• Worst Case Dissipation: 2.0W maximum
• Supply Terminals: Terminal 13 (Supply –ve), Terminal 14 (Supply +ve)

Safety Parameters

• Safety Voltage: 25V maximum
• Internal Resistance: 170Ω
• Safety Current: 147mA maximum
• Isolation Voltage: Um = 250V rms or DC
• Complete protection for hazardous area operation

Frequently Asked Questions

• What devices can the MTL5024 control?
  It drives solenoids, alarms, LEDs and other low-power intrinsically safe devices.
• How does phase reversal work?
  A switch on the module base selects which input phase drives the output on.
• What input signals are compatible?
  It accepts volt-free contacts, open-collector transistors, and logic signals.
• Is this suitable for solenoid valve control?
  Yes, it is designed for solenoid control with typical 1.4W power dissipation.