Direct Acting Proportional Relief Valve
German-engineered Rexroth DBETX series proportional relief valves with 25NZ4M solenoid configuration
Available Models
- DBETX-1X/50G24-25NZ4M
- DBETX-1X/180G24-25NZ4M
- DBETX-1X/315G24-25NZ4M
Technical Specifications Comparison
| Parameter |
DBETX-1X/50G24-25NZ4M |
DBETX-1X/180G24-25NZ4M |
DBETX-1X/315G24-25NZ4M |
| Maximum Working Pressure (P Port) |
315 bar |
315 bar |
315 bar |
| Maximum Working Pressure (T Port) |
50 bar |
180 bar |
315 bar |
| Pressure Setting Range |
0-50 bar |
0-180 bar |
0-315 bar |
| Nominal Flow Rate (Qn) |
1.0 L/min |
1.0 L/min |
1.0 L/min |
| Power Supply |
24 V DC (±10%) |
24 V DC (±10%) |
24 V DC (±10%) |
| Solenoid Configuration |
25NZ4M |
25NZ4M |
25NZ4M |
| Maximum Solenoid Current |
2.5 A |
2.5 A |
2.5 A |
| Power Consumption |
25 W max |
25 W max |
25 W max |
| Control Signal |
0-10 V DC or 4-20 mA |
0-10 V DC or 4-20 mA |
0-10 V DC or 4-20 mA |
| Response Time (0-100%) |
<40 ms |
<40 ms |
<40 ms |
| Pressure Regulation Accuracy |
±1% of full scale |
±1% of full scale |
±1% of full scale |
| Hysteresis |
<0.4% |
<0.4% |
<0.4% |
| Repeatability |
<0.25% |
<0.25% |
<0.25% |
![Direct acting proportional relief valve imported from Germany by Rexroth DBETX-1X
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Related Product Models
DBET-5X/50G24K4V, DBET-5X/50G24K4M, DBETE-5X/50G24K31A1V, DBETE-5X/315G24K31F1M, DBETE-5X/350G24K31F1V, DBETBEX-1X/310G24K31A1M, DBETFX-1X/80G24-27NZ4M, DBETFX-1X/180G24-27NZ4M, DBETFX-1X/250G24-27NZ4M, DBETFX-1X/315G24-27NZ4M, DBETX-10/50G24-8NZ4M, DBETX-10/80G24-8NZ4M, DBETX-10/180G24-8NZ4M, DBETX-10/50G24-25NZ4M, DBETX-10/80G24-25NZ4M, DBETX-10/180G24-25NZ4M, DBETX-10/250G24-25NZ4M, DBETX-10/315G24-25Z4M, DBET6X/50G24K4V, DBET6X/100G24K4V, DBETB-6X/315G24K31A1V, DBETB-6X/350G24K31A1V, DBE6X-1X/80G24-8NZ4M, DBE6X-1X/180G24-8NZ4M, DBE6X-1X/80G24-25NZ4M, DBE6X-1X/180G24-25NZ4M, DBE6X-1X/315G24-25NZ4M, DBEBE6X-1X/80G24K31F1M, DBE10Z-1X/180XYG24-8NZ4M, DBE10Z-1X/315XYG24-8NZ4M, DBEB10Z-1X/180XYG24-37Z4M, DBEB10Z-1X/315XYG24-37Z4M, DBEBE10Z-1X/180XYG24K31A1M, DBEBE10Z-1X/315XYG24K31A1M, DBEME20, DBEME30, DBEME10-5X/50YG24K31M, DBEME10-5X/100YG24K31M, DBEME10-5X/200YG24K31M, DBEME10-5X/315YG24K31M, DBEME10-5X/350YG24K31M, DBEME20-5X/50YG24K31M, DBEME20-5Xyi00YG24K31M
Frequently Asked Questions
What is the main difference between the 50G24, 180G24, and 315G24 models with 25NZ4M configuration?
The primary difference is the pressure setting range. The DBETX-1X/50G24-25NZ4M offers 0-50 bar, the /180G24-25NZ4M provides 0-180 bar, and the /315G24-25NZ4M covers 0-315 bar. All three models share identical mechanical dimensions, electrical interfaces (25NZ4M solenoid), and mounting configurations, but are calibrated for different pressure ranges. The choice depends on your maximum operating pressure requirements.
How does the 25NZ4M solenoid configuration compare to 8NZ4M and 37Z4M options?
The 25NZ4M (2.5A) provides a balanced performance between the 8NZ4M (0.8A) and 37Z4M (3.7A) configurations. It offers faster response time (<40 ms) and better electromagnetic force than 8NZ4M, while consuming less power (25W) than 37Z4M (40W). This makes it suitable for applications requiring moderate dynamic performance without the highest power requirements.
Do these 25NZ4M models include position feedback capability?
No, the DBETX-1X series with 25NZ4M configuration does not include integrated position feedback. These are open-loop control valves that rely on external amplifier control without spool position monitoring. If you require closed-loop control or diagnostic capabilities, you would need to consider the DBETBX series or other models with position sensor options.
Can I use the 315G24 model with 25NZ4M solenoid for demanding high-pressure applications?
Yes, the 315G24-25NZ4M is rated for 315 bar pressure and the 2.5A solenoid provides adequate electromagnetic force for most high-pressure applications. However, for applications requiring the fastest possible response times, handling high-viscosity fluids, or operating in extreme conditions, the higher-current 37Z4M configuration may provide better performance. Evaluate your specific dynamic performance requirements before selection.
What are the typical applications for the 180G24-25NZ4M model?
The 180G24-25NZ4M is well-suited for general industrial applications requiring medium-high pressure control with good dynamic response. Typical applications include machine tool hydraulic systems, material handling equipment, industrial presses, and automation systems where 0-180 bar pressure range and moderate response times are sufficient. The 25NZ4M configuration provides a good balance of performance and cost for these applications.
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