Click to go home Shop for TDS Meters, Monitors and Controllers for reverse osmosis, water filter and water purification systems Learn more about TDS and how it affects your water, reverse osmosis, water filters and water purification systems Frequently Asked Questions Where to buy HM Digital products Learn about HM Digital, Inc. Contact HM Digital, Inc.
 HANDHELDS
 TDS-EZ
 TDS Meter 3
 TDS Meter 4
 TDS Meter 4TM
 EC/TDS Combo Meter
 Waterproof pH Meter
 Waterproof ORP Meter
 Thermometer
 IN-LINE MONITORS
 Quick Check Monitor
 Single TDS Monitor
 Dual TDS Monitor
 Dual TDS Monitor 2
 Clean Tap Monitor
 Purity Monitor
 External Purity Monitor
 RO Monitor
 CONTROLLERS
 Panel Mount Controller
 Dual TDS Controller
 Dual Display Controller
 Conductivity Controller
 ACCESSORIES
 Calibration Solutions
 pH Buffers
 ORP Buffers & Test Kit
 Sensors
SENSORS  

Close-up of SP-1 probe for controllers


SP-2 Sensors


SP-3 Sensors with Fittings


SP-4 Sensors with Fittings


SP-5 Sensor


SP-6 Sensor (for the PSC-150A/PSC-154A)


SP-7 Sensor (for the PSC-150/PSC-154)

SENSOR FEATURES AND SPECIFICATIONS
SP-1: TDS/EC Sensor Probe for the Panel Mounted Controllers
  • High quality, durable plastic construction
  • Stainless steel sensors
  • High quality construction
  • Probe: 1/2" threaded bushing (detachable from cable)
  • Cable: 3 meter (9.8 ft) shielded cable
  • Connector: 4-pin
  • Thermometer pin: Yes
  • Pressure Rating
SP-2: Dual TDS Sensor Probes for the DM-1
  • Stainless steel sensors
  • Probe: 1/4"
  • Cable: 24.5"
  • Connector: 8-pin
  • Thermometer pins: Yes
  • Pressure Rating
SP-3: Dual TDS Sensor Probes for the DM-2
  • Stainless steel sensors
  • Probe: 1/4"
  • Cable: 44" shielded
  • Connector: Dual 4-pin
  • Thermometer pins: Yes
  • Pressure Rating
SP-4: Dual TDS Sensor Probes (pair of 4-pin connectors)
  • Stainless steel sensors
  • Probe: 1/4"
  • Cable: 24.5"
  • Connector: Dual 4-pin
  • Thermometer pins: No
  • Pressure Rating
SP-5: Single TDS Sensor Probes (4-pin connector)
  • Stainless steel sensors
  • Probe: 1/4"
  • Cable: 31.5" shielded
  • Connector: Single 4-pin
  • Thermometer pin: Yes
  • Pressure Rating
SP-6: Tank-Length TDS/EC Sensor Probe for the PSC-150A and PSC-154A controllers
  • High quality, durable plastic construction
  • Stainless steel and platinum sensors
  • Probe Length: 2 inches (52mm)
  • High quality construction
  • Probe: 1/2" threaded bushing (detachable from cable)
  • Cable: 3 meter (9.8 ft) shielded cable
  • Connector: 4-pin
  • Thermometer pin: Yes
  • Pressure Rating
SP-7: Pipe-Length TDS/EC Sensor Probe for the PSC-150 and PSC-154 controllers
  • High quality, durable plastic construction
  • Stainless steel and platinum sensors
  • Probe Length: 4.1 inches (103mm)
  • High quality construction
  • Probe: 1/2" threaded bushing (detachable from cable)
  • Cable: 3 meter (9.8 ft) shielded cable
  • Connector: 4-pin
  • Thermometer pin: Yes
  • Pressure Rating
SP-C1: Replacement Sensor for the COM-100
  • Platinum TDS/EC Sensors
  • Thermister
SP-P2: Replacement Sensor for the PH-200
  • Glass pH sensor and reference tube
  • Thermister

     
PRESSURE RATING CHART

NOTE:The following pressure ratings are approximate and are the ratings without fittings. The actual pressure rating will be affected by the fitting size, material and construction quality. Please consult the fitting manufacturer's technical specifications for fitting pressure ratings. HM Digital is not responsible for third-party products nor claims. Third-party products, even if sold by HM Digital, are not covered by HM Digital's warranty. The following ratings are to be used as a general guide.

TEMP PRESSURE
SP-1/6/7
SP-2/3/4/5
+1oC 15 Bar 16 Bar
+23oC 15 Bar 16 Bar
+70oC 10 Bar 10 Bar

Note: 1 Bar = 14.5 PSIG


  Copyright 2003 HM Digital, Inc. All rights reserved. HOME