APG PT-500 Intrinsically Safe Submersible Pressure Transmitter
The APG PT-500 is a rugged, intrinsically safe submersible pressure transmitter engineered for reliable liquid level and depth monitoring in hazardous locations. Ideal for oil & gas, wastewater, and chemical processing environments, it provides precision measurement even under harsh conditions.
With built-in lightning protection, field-adjustable zero, and low-power operation, the PT-500 ensures dependable performance for both remote and fixed installations. Its removable, reusable cage design reduces maintenance costs, while the 316L stainless-steel housing delivers exceptional corrosion resistance.
Key Features:
✅ ATEX Zone 0 / CSA Class I, Division 1 Intrinsically Safe
✅ Analog (4–20 mA, 0–5 VDC) and Modbus RTU output options
✅ 316L Stainless Steel enclosure and laser-welded body
✅ Built-in lightning and surge protection (IEC 61000-4-5)
✅ ±0.25% accuracy, field-adjustable zero with magnet
✅ Low-power consumption for battery or solar systems
✅ Compatible with Tank Cloud remote monitoring software
✅ Reusable cage for dirty liquids and protective nose cone for clean liquids
📦 Package Options:
🔹 Standard PVC Cable: 40 ft or 60 ft lengths
APG PT-500 Technical Specifications:
| Feature | Details |
|---|---|
| Accuracy | ± 0.25% of span (BFSL) |
| Output Options | 4–20 mA / 0–5 V / 1–10 V / Modbus RTU |
| Supply Voltage | 9–28 VDC (4–20 mA), 14–28 VDC (1–10 V) |
| Operating Temperature | –40 °C to 85 °C (–40 °F to 185 °F) |
| Max Submersion Depth | Up to 575 ft (175 m) |
| Housing Material | 316L Stainless Steel |
| Seal Material | Viton ETP-S |
| Cable Type | PVC, Polyurethane, or Hytrel (up to 200 lbs tensile strength) |
| Certifications | CSA Class I Div 1 / ATEX Zone 0 Ex ia IIB T4 |
| Lightning Protection | Integrated per IEC 61000-4-5 |
| Compatibility | APG Tank Cloud Remote Monitoring |
| Adjustments | Field-adjustable zero with magnet |
| Process Connections | ½″ NPTM, Tri-Clover, Reusable Cage, or Nose Cone |
Certifications & Compliance:
🔗 CSA Class I Division 1 / Groups C & D – Intrinsically Safe Design
🔗 ATEX Zone 0 / AEx ia IIB T4 – Hazardous Area Compliance
🔗 IEC 61000-4-5 – Lightning and Surge Protection
🔗 IP68 / Submersible Up to 575 ft – Water Ingress Protection
🔗 Download Datasheet
Applications of APG PT-500 Intrinsically Safe Pressure Transmitter:
🔹 Oil & Gas Wells
🔹 Chemical Storage Tanks
🔹 Water and Wastewater Treatment Plants
🔹 Mining Operations
🔹 Industrial Process Monitoring
What’s in the Box?
📦 1× APG PT-500 Pressure Transmitter
📦 1× Magnetic Adjustment Tool
📦 1× Reusable Protective Cage or Nose Cone
📦 1× Vented Cable Assembly
📦 1× User Documentation
Ordering & Shipping Details
📦 Lead Time: 2 Weeks
📍 Shipping Terms: Worldwide / Expedited Options Available
💳 Payment Options: Credit Card, PayPal, Net 30 Terms
FAQs:
Is the APG PT-500 safe for Class 1 Division 1 environments?
Yes, it is CSA and ATEX certified for Class I Division 1 / Zone 0 hazardous areas.
Can the PT-500 be used in wastewater applications?
Yes, its removable and reusable cage design makes it ideal for dirty liquids and wastewater monitoring.
Does it include lightning protection?
Yes, every PT-500 comes with built-in surge and lightning protection per IEC 61000-4-5.
Is remote monitoring possible?
Yes, the Modbus version is compatible with APG Tank Cloud for remote data access and alarms.





























