Watts Tekmar WiFi Snow Melting Control 670 - Technical Data

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Technical Data
WiFi Snow Melting Control 670 Boiler & Mixing / Electric
Literature 670_A, 670_C, 670_D, 670_J, 670_U
Control Microprocessor control. This is not a safety (limit) control.
Packaged weight 4.3 lb. (1960 g)
Dimensions 6-5/8" H x 7-9/16" W x 2-13/16" D (170 x 193 x 72 mm)
Display 3.5", color touchscreen
Enclosure Blue PVC plastic, NEMA type 1
Approvals CSA C US, meets class B: ICES & FCC Part 15
Ambient conditions -4 to 122°F (-20 to 50°C), < 90% RH non-condensing, outdoor use permitted when used in NEMA 3 enclosure
Power supply 115 V (ac) ±10%, 60 Hz, 20 VA
Relays 230 V (ac), 5 A, 1/3 hp
Boiler modulating output 0-10 V (dc) 500 Ω min impedance / 4-20 mA 1 kΩ max impedance
Injection mixing pump 230 V (ac), 2.4 A 1/6 hp, fuse T2.5 A 250V
Floating mixing output 230 V (ac), 5 A
Analog mixing output 0-10 V (dc) 500 Ω min impedance / 4-20 mA 1 kΩ max impedance
Manual melt call Short or 0 - 32 V(ac)
Communications WiFi 802.11n, 2.4 GHz, WPA2 encryption
Mobile app Apple iOS 12 or higher, Android 8 or higher
Sensors NTC thermistor, 10 kΩ @ 77°F (25°C ±0.2°C) ß=3892
–Included Outdoor Sensor 070 and 2 of Universal Sensor 082
–Optional tekmar type: 072, 073, 082, 090, 094, 095