RH/T and surface temperature monitor
RL4109 transmitter
The RH/T and surface temperature monitor is part of the Pro RL4000RHT Series, the RL4109 outdoor transmitter combines temperature and humidity measurements and is configured to 434.075MHz frequency as standard.
Temperature ranges between -40°C to +80°C. (Probes sold separately).
Get in touch today for your free quotation or to discuss your specific temperature monitoring requirements and application.
| Dimension (Excl. ancillaries) | 150 x 88 x 50mm |
|---|---|
| Weight | 485 grams |
| Power supply | 1 x 3.6V AA Lithium battery |
| Case material | ABS & PC |
| Memory capacity | 50,000 readings per channel (unit will wrap when full) |
| Clock accuracy (logging) | 20 ppm at 25°C |
| IP Rating | IP30 |
| Instrument operating range | -20°C to +65°C in a non-condensing RH environment |
| Storage temperature | -40°C to +60°C |
| Frequency options | A range of frequencies are available between 433-458MHz. Country specific regulations apply |
| Radio power | 10mW |
| Radio range | 3km over open ground |
| Battery life | Up to 2 years (dependent on conditions of use and instrument settings) |
| Software required | W900 – Standard EMS Software Package W906 – Validated EMS Software Package |
| Hardware required | CR2 / CR3 – Controller SR2 – Smart Receiver REP – Repeater |
| Accessories | Wall mounting bracket AA Lithium battery |
| Sensor options (supplied with unit) | J140 EE07-02 RH/T probe Temperature Probe: PT1000 (Tolerance class A) Temperature operating range: -40°C to +80°C (restricted by instrument operating range) Cable operating range: -40°C to +80°C Temperature accuracy: +/- 0.1°C at 20°C Long term drift: +/- 0.05°C per year Humidity Probe: Capacitive Polymer Recommended range: 0-100% RH non condensing Accuracy +/- 2% (0-90%) +/- 3% (90-100%) Temperature dependance: <(0.025+0.0003xRH)[%RH/°C] |
| Solar and rain shield | T351-G18 OPERATING ENVIRONMENT Operating/Storage temperature: -40°C to +80°C Maximum wind speed: 75 m/s (168mph) SHIELDING PERFORMANCE Shielding efficiency (temperature rise/error due to incident solar radiation): 2.3°C/KW/m² at 1m/s typical MECHANICS Diameter: 76mm Shield materials: Nylon/polyamide, polycarbonate, ABS, aluminium, stainless-steel Overall height: 118mm Typical weight: 110g |
| Price |  |
- Combined temperature & humidity measurement for outdoor use
- LCD display with 50,000 data readings per channel & up to 2 years
battery life - Superior performance hardware & high accuracy sensors
- Easily accessible battery & USB socket
- Low power radio for long distance transmission (3km over open
ground) - Complies with RoHS, EU & WEEE directives
- Carries CE Marking
- Supplied with wall bracket
- Outdoor comparative data