006920301 Schneider STP300-200 Immersion Temperature Transmitter 4-20mA 200mm Probe 0-100C Water Pipe

Product Summary
Schneider STP300-200 Immersion Temperature Transmitter Part Number: 006920301 Probe Length: 200mm Temperature Range: 0-100°C Output Signal: 4-20mA Product Overview The STP300-200 is a two-wire immersion temperature transmitter designed for hydronic pipework applications. It converts water temperatur...
Basic Properties
Place of Origin: EU
Brand Name: Schneider
Certification: CE RoHS
Model Number: 006920301
Trading Properties
Minimum Order Quantity: 5
Payment Terms: T/T
Product Description
Schneider STP300-200 Immersion Temperature Transmitter
Part Number: 006920301
Probe Length: 200mm
Temperature Range: 0-100°C
Output Signal: 4-20mA
Product Overview
The STP300-200 is a two-wire immersion temperature transmitter designed for hydronic pipework applications. It converts water temperature inside pipes into a linear 4-20mA signal that building controllers can read on standard analogue inputs. The 200mm stem length ensures the sensing tip reaches moving water through insulation, providing accurate fluid temperature measurement rather than cladding temperature.
With a measurement span of 0-100°C, this transmitter concentrates the current signal precisely within the operational range of heating and chilled water circuits, maintaining high resolution where needed. The ±0.4% accuracy ensures reliable performance for supply and return temperature control applications.
Technical Specifications
Feature Detail
Product Type Immersion temperature transmitter, two-wire loop powered
Order Number 006920301
Product Designation STP300-200
Probe Length 200 mm
Temperature Range 0 to 100°C
Output Signal 4 to 20 mA, two-wire
Loop Supply DC loop supply from controller or dedicated power source
Accuracy ±0.4% of range
Mounting Immersion through separate closed pocket (pocket ordered separately)
Stem Material Stainless steel, corrosion resistant
Compliance CE marking; RoHS and REACH declarations
Installation & Integration
Proper installation begins with selecting an appropriate thermowell pocket that positions the sensing tip in the flow stream rather than stagnant areas. Installation should occur where water is well-mixed and moving, away from valves and bends.
Important Considerations:
• Total loop resistance must account for controller input plus cable resistance
• Verify loop resistance limits for long cable runs
• Record zero and span during commissioning against reference standards
• Monitor supply and return temperature trends for system diagnostics
Application Scenarios
  • Heating and Chilled Water Systems: Control loops, energy accounting, and performance reporting
  • District Heating Interface Units: Primary side temperature measurement for consumption allocation
  • Chiller and Boiler Sequencing: Accurate supply/return readings for plant staging decisions
  • Thermal Stores and Buffer Vessels: Penetration through insulation and stratification layers
  • Commissioning Reference: Temporary verification tool for permanent installation validation
Product Details
Highlight:

Schneider STP300-200 immersion temperature transmitter

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4-20mA temperature transmitter with 200mm probe

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water pipe temperature transmitter 0-100C

Timer Function: Supports Scheduling And Timer Settings
Special Feature: Manual Override / Local Operation
Mounting: DIN-rail Mounting In Electrical Cabinet
Maximum Load Capacity: Incandescent: ≤3600W, Halogen: ≤2500W
Function: Control Switching Operations

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