9.2 Specifications
9.2.1 Querx TH
Specifications
Temperature sensor
Measurement range
-40 °C to 85 °C
-40 °F to 185 °F
Accuracy
±0,4°C (10 to 85°C) / ±1,0°C ( -40 to -10°C)
±0,7°F (14 to 185°F) / ±1,8°F (40°F to 14°F)
Resolution
0,1 °C
0.2 °F
Long-term stability
≤ 0,01 °C / year (typically)
Humidity sensor
Measurement range
0 % to 95 % rF
Accuracy
±2,0% rF (0 to 80% rF, 30°C/86°F)
±4,0% rF (80 % to 95 % rF, 30°C/86 °F)
Resolution
1 % rF
Long-term stability
≤
0,25 / year (typically)
Sensor type
CMOS-IC with polymer film
Hardware and interfaces
Interval between measurements
1 second
Calibration
Factory-calibrated, DakkS certificate available (German Accreditation
Body)
Sensor heater
Integrated
Ethernet
10/100 Mbit RJ45, HP Auto-MDIX
Static or dynamic IP (DHCP client)
Operating system
Nut/OS 5
Firmware updates
Via web interface, rescue function
Logging interval
Configurable
M2M
HTTP (XML, CSV, JSON), Syslog, Modbus/TCP, SNMP
Data logger capacity
73,728 entries 51 days (1 entry/min) to 8.4 years (1 entry/h)
≙
Web interface
Interactive diagram, live update, HTML5, CSS3, JSON und SVG
Security
StartTLS / TLS, password protection, user management (3 users / 3
groups)
Up to 4 recipients and 2 SMTP servers (StartTLS / TLS)
SNMP
SNMPv1 agent and traps
Status LED
3 colors: red, green, yellow
Time / date
Real-time clock with battery backup and SNTP update
Power supply
5 V DC to 5.5 V DC
Power consumption
120 mA 0.6W (typically), 200 mA 1W (maximally)
Ambient conditions
Operation
-40 °C to 85 °C, max. 95 % rF
-40 °F to 185 °F, max. 95 % rF
Storage
-40 °C to 85 °C, max. 95 % rF
-40 °F to 185 °F, max. 95 % rF
Mechanical data
Casing material
ABS plastic
Appendix
85