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Compare MacRay Ultrasonic Versions

The same ultrasonic sensor and 8 Ah battery; the versions differ in how the level reading leaves the device.

Where the models differ
Criterion	8200 · LoRaWAN Cloud reporting via a gateway	8201 · MacTalk Device-to-device, no gateway	8202 · BLE Local, with the Maya app
Where they differ
Model	MacRay-L-UL-BS-X1	MacRay-M-UL-BS-X1	MacRay-B-UL-BS-X1
Connectivity	LoRaWAN v1.0.4 · Class A, Class C via Maya · OTAA	MacTalk device-to-device, no gateway	BLE to the Maya app, local only
Bands	IN865 · RU864 · EU868 · US915 · AU915	Sub-GHz LoRa, same bands	2.4 GHz BLE
Data route	ChirpStack · The Things Network · Orbiwise · Netmore · private LNS	Direct to MacTalk peers; no network server	Maya app on a phone nearby
Reporting	Periodic, event or hybrid · sampling 1 min to 24 h · threshold alerts	Periodic, event or hybrid · sampling 1 min to 24 h · threshold alerts	Logged on the device, read in the app
Configuration	Maya app over BLE · over-the-air configuration by downlink	Maya app over BLE	Maya app over BLE
Cloud reporting	Via gateway and network server	Device-to-device only	Local to the app
Works without a gateway	Needs a LoRaWAN gateway	Peer to peer	Phone within BLE range
Best for	Tanks, reservoirs, drains and flood points reporting to a central platform	Local level control between MacTalk devices without a gateway	Commissioning, maintenance and diagnostics on site

Shared by every model
Shared by every model
Power source	8 Ah Li-SOCl₂ cell
Battery life (datasheet estimate)	~1 year at 5-minute reports · ~2 years at 15-minute reports · ~3+ years at hourly reports
Sensing	Ultrasonic 40 kHz · 3–450 cm · Blind zone 3 cm · 0.1 cm resolution · 60° sensing angle · 100 ms response · Sensor head IP67
Enclosure	Glass-filled nylon · IP55 (sensor head IP67) · ~110 g
Operating temperature	−40 to +80 °C
Mounting	Pole or wall, with the supplied clip
In the box	MacRay ultrasonic sensor · Mounting clip · Mounting screws · User manual · Warranty card · IP68 cable extender (optional) · Power adapter (optional)
Certifications	WPC compliant · RoHS