Grundfos TPE 2 Series User Manual

English (GB)
63
Analog output (AO)
Current sourcing capability only.
Voltage signal:
• Range: 0-10 VDC.
• Minimum load between AO and GND: 1 kΩ.
• Short-circuit protection: Yes.
Current signal:
• Ranges: 0-20 and 4-20 mADC.
• Maximum load between AO and GND: 500 Ω.
• Open-circuit protection: Yes.
Tolerance: - 0/+ 4 % of full scale (max-point coverage).
Screened cable: 0.5 - 1.5 mm
2
/ 28-16 AWG.
Maximum cable length: 500 m.
Pt100/1000 inputs (PT)
Temperature range:
• Minimum -50 °C (80 Ω/803 Ω).
• Maximum 204 °C (177 Ω/1773 Ω).
Measurement tolerance: ± 1.5 °C.
Measurement resolution: < 0.3 °C.
Automatic range detection (Pt100 or Pt1000): Yes.
Sensor fault alarm: Yes.
Screened cable: 0.5 - 1.5 mm
2
/ 28-16 AWG.
Use Pt100 for short wires.
Use Pt1000 for long wires.
LiqTec sensor inputs
Use Grundfos LiqTec sensor only.
Screened cable: 0.5 - 1.5 mm
2
/ 28-16 AWG.
Grundfos Digital Sensor input and output (GDS)
Use Grundfos Digital Sensor only.
Power supplies (+5 V, +24 V)
+5 V:
• Output voltage: 5 VDC - 5 %/+ 5 %.
• Maximum current: 50 mADC (sourcing only).
• Overload protection: Yes.
+24 V:
• Output voltage: 24 VDC - 5 %/+ 5 %.
• Maximum current: 60 mADC (sourcing only).
• Overload protection: Yes.
Digital outputs (relays)
Potential-free changeover contacts.
Minimum contact load when in use: 5 VDC, 10 mA.
Screened cable: 0.5 - 2.5 mm
2
/ 28-12 AWG.
Maximum cable length: 500 m.
Bus input
Grundfos GENIbus protocol, RS-485.
Screened 3-core cable: 0.5 - 1.5 mm
2
/ 28-16 AWG.
Maximum cable length: 500 m.
30. Other technical data
EMC (electromagnetic compatibility)
EN 61800-3.
Residential areas, unlimited distribution, corresponding to CISPR
11, class B, group 1.
Industrial areas, unlimited distribution, corresponding to CISPR
11, class A, group 1.
Contact Grundfos for further information.
Enclosure class
Standard: IP55 (IEC 34-5).
Optional: IP66 (IEC 34-5).
Insulation class
F (IEC 85).
Torques
Terminal Thread size
Max. torque
[Nm]
L1, L2, L3, L, N M4 1.8
NC, C1, C2, NO M2.5 0.5
1 to 26 and A, Y, B M2 0.5

Grundfos TPE 2 Series Specifications

General

Enclosure Class	IP55
Frequency	50/60 Hz
Protection Class	IP55
Pump Type	Centrifugal
Pressure Rating	10 bar
Material	Stainless Steel
Operating Pressure	10 bar
Control Mode	Variable Speed
Communication	Modbus
Impeller Type	Closed Impeller