🔍 COMPARISON GRID FOR SEKO TEKNA EVO APG/TPG/TPG MODBUS OPTIONS

TPG Standard vs APG vs TPG Modbus (TPG/TPR)

Feature

TPG Standard

APG Series

TPG Modbus (TPG/TPR)

Interface Type

Digital

Analog

Digital with Modbus RTU

Control Modes

Manual, Pulse, 4–20 mA

Manual, Pulse, 4–20 mA

Manual, Pulse, 4–20 mA, Modbus RTU

Signal Activation

✅ Pulse
✅ 4–20 mA

✅ Pulse
✅ 4–20 mA

✅ Pulse
✅ 4–20 mA
✅ RS485 Modbus RTU

Remote Communication

✅ Modbus RTU over RS485

Modbus Parameters

N/A

N/A

• Baud rate: 19200
• Data bit: 8
• Stop bit: 1
• Parity: Even
• Max PDU size: 253 bytes

Stroke Rate

120–300 strokes/min

120–300 strokes/min

160–300 strokes/min

Flow Rate Range

0.4–110 l/h

0.4–110 l/h

4–18 l/h

Max Back Pressure

Up to 20 bar

Up to 20 bar

Up to 20 bar

Power Supply

100–240 Vac

100–240 Vac
APG603: 24 Vac

100–240 Vac

Pump Head Material

PVDF (PVC on request)

PVDF (PVC on request)

PVDF

Diaphragm Material

PTFE

PTFE

PTFE

Enclosure Protection

PP + fiberglass
IP65

PP + fiberglass
IP65

PP + fiberglass
IP65

Priming Valve

Manual

Manual

Manual

Installation Kit

Included

Included
Optional PVDF-T kit

Included

Ambient Limits

Max 40°C
Max 90% RH
Indoor only

Same as TPG

Same as TPG

🧠 Summary Guidance

  • TPG Standard: Best for digital dosing with pulse or 4–20 mA control, without remote communication.
  • APG Series: Ideal for analog setups with tactile switch control and dip-switch pacing.
  • TPG Modbus: Designed for remote dosing management, PLC integration, and industrial automation via RS485 Modbus RTU.
 

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