The British-made Hanwell RL4604 energy use monitor measures and records utility (water, gas or electricity) usage over time with a single channel pulse counter.
Type: Volt-free contacts or opto isolated
Pulse Frequency: Maximum 15Hz
Pulse Mark/space: Minimum 25msec
Wetting current: Between 1 to 2mA into a maximum impedance of 10ohms
Total pulse counts: Yes
Maximum Total count: 1073741823 (30 bits)
Difference Over Period: Yes
Maximum Difference: 65535 (16 bits)
Period: 30 minutes (adjustable)
Error: ±1 count
Dimensions: 110 x 100 x 60 mm
Weight: 600 grams
Power Supply: 2 x Alkaline D cell batteries
Battery Life: 5 years (depending on usage and configuration)
Case Material: ABS & PC
Memory Capacity: 100,000 readings
This product can be calibrated to your specifications, contact us for further details.
N.B Instrument operating range -20°C to +65°C in a non-condensing RH environment (operating range dependent on sensor).