BPK-IV Pressure Gauge/Switch
Black plastic material displays with controller functionality for industrial instrumentation applications.
Product Overview
The BPK-IV series controllers combine display, control, and transmission functions for various automatic control applications in industrial settings.
Key Features
- Multiple input signal options including RTD, Thermocouple, and standard signals
- Display scope calibration for nonlinear signals and linear signal setting capability
- Isolated transmitting output with 12-bit resolution and adjustable scope
- Two relay outputs configurable for high/low, high/high-high, or low/low-low alarm actions
Technical Specifications
Power Supply: 220VAC / 24VDC (±10%)
Operating Environment: 0~50°C ambient temperature; ≤85% relative humidity; non-corrosive gas environment
Input Signal Parameters
| Input Signal Code |
Input Signal |
Display Scope |
Resolution |
Precision |
Input Impedance |
| 00 | T TC | 0~400°C | 1°C | 0.2% | 100K |
| 01 | R TC | 0~1600°C | 1°C | 0.2% | 100K |
| 02 | J TC | 0~1200°C | 1°C | 0.2% | 100K |
| 03 | WRe3-WRe25 TC | 0~2300°C | 1°C | 0.2% | 100K |
| 04 | B TC | 350~1800°C | 1°C | 0.2% | 100K |
| 05 | S TC | 0~1600°C | 1°C | 0.2% | 100K |
| 06 | K TC | 0~1300°C | 1°C | 0.2% | 100K |
| 07 | E TC | 0~900°C | 1°C | 0.2% | 100K |
| 08 | Pt100 RTD | -200.~600.0°C | 0.1°C | 0.2% | (0.2mA) |
| 09 | Cu50 RTD | -50.0~150.0°C | 0.1°C | 0.2% | (0.2mA) |
| 10 | 0~375Ω remote pressure | Customizable from -1999 to 9999 | 16bit A/D sample | 0.2% | (0.2mA) |
| 11 | 0~75mV current divider | | | 0.1% | 100K |
| 12 | 0~30mV | | | 0.1% | 100K |
| 13 | 0~5V standard signal | | | 0.1% | 100K |
| 14 | 1~5V standard signal | | | 0.1% | 100K |
| 15 | 0~10V standard signal | | | 0.1% | 100K |
| 16 | 0~10 mA standard signal | | | 0.1% | 20Ω |
| 17 | 0~20 mA standard signal | | | 0.1% | 20Ω |
| 18 | 4~20 mA standard signal | | | 0.1% | 20Ω |
Analog Current Output
| Transmitting Output Signal |
Current Output |
Transmitting Scope |
Isolated Voltage |
Max Resolution |
Precision |
Load Capacity |
Open-Circuit Voltage |
| 00 | 4~20 mA | Transmit data within scope to standard current signal | 1500V | 12bits | 0.3% | ≤500Ω | 15V |
| 01 | 0~20mA | | | | | |
This product is manufactured with either 4~20 mA or 0~20 mA output current signals. For voltage output requirements, custom orders are available or users can connect external resistors (250Ω or 500Ω) for 1~5V, 0~5V, or 0~10V voltage conversion (resistor precision directly affects output voltage accuracy).
Relay Output Specifications
| Voltage |
Max Current (Resistive Load) |
Max Current (Inductive Load) |
Relay Life |
| 250V/120V | 3A AC / 2A DC | 0.3A AC / 0.2A DC | >100,000 cycles |
| 120V/48V | 4A AC / 3A DC | 0.4A AC / 0.3A DC |
| <48V | 5A AC / 4A DC | 0.5A AC / 0.4A DC |
Additional Features
- External DC24V/30mA power supply for transmitter operation
- Automatic temperature compensation for thermocouple sensors
- Disconnection protection functionality
Model Dimensions
| Model |
Outline Dimension |
Panel Output Dimension (mm) |
Notes |
| BPK-IIIS1 | 160×80×80 (Horizontal) | 152+0.8×76+0.7 | |
| BPK-IIIS2 | 96×48×112 (Horizontal) | 92+0.7×44+0.5 | |
| BPK-IIIN1 | 80×160×80 (Vertical) | 76+0.7×152+0.8 | |
| BPK-IIIN2 | 48×96×112 (Vertical) | 44+0.5×92+0.7 | |
| BPK-IIIF1 | 96×96×112 (Square) | 92+0.7×92+0.7 | |
| BPK-IIIF2 | 48×48×108 (Square) | 44+0.5×44+0.5 | With J2 alarm lamp without J2 relay |
| BPK-IIIF3 | 72×72×112 | 67+0.7×67+0.7 | |
Frequently Asked Questions
What are the features of your pressure sensor transmitters?
High precision, durability, and excellent performance. Customization available.
Can I customize special specifications?
Yes, our engineers can tailor products to meet specific needs. We provide OEM and ODM services.
What is your production capacity?
Our manufacturing facilities can produce up to 30,000 pressure sensor transmitters per month, ensuring we can meet large-scale order requirements. We recommend contacting our sales team in advance for production and delivery scheduling.
What's the typical delivery period?
5-8 working days for standard models. Customized products may vary.
How are the products priced? Any discounts?
Competitive pricing with discounts available for bulk orders or long-term partnerships.
What is the warranty of your products? And after-sales service?
24-month warranty from shipment date. Our after-sales team responds to inquiries within 24 hours, with remote PC network support always available.
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