TC500A COMMERCIAL THERMOSTAT
31-00398M-02 | Rev. 04-21 2
TECHNICAL SPECIFICATIONS
Power Characteristics
Display
IO Characteristics
Operating Environment
Table 1. Power Characteristics
Power Supply Rated voltage: 24VAC
50/60Hz,
Working voltage range:
20-30VAC, UL listed
class-2 transformer or IEC
61558 listed transformer.
Power Consumption
(Display ON)
Max. 8.5VA @ 24VAC
(355mA @ 24VAC)
Min. Load 4VA (all DOs OFF, No Sylk
sensor)
Max. Load 96VA (all DOs ON)
Table 2. Display
Display Type 24 BPP TFT display with
CTP
Resolutions 480x480 pixel
Active Display Area 4” diagonally
Backlight LCD (Dimmable)
Table 3. IO Characteristics
UIO x 2 • Resistive Temperature Sensor
Input
— 10K NTC type II, C7021 series
— 10K NTC type III,C7023 series
— 20K NTC, TR21 and C7041
series.
• Temperature Accuracy
— ±0.5°C (±1°F) at 10 – 32°C (50
– 90°F)
— ±1.1°C (±2°F) at -1.1 – 50°C
(30 – 122°F)
• Voltage Input, SELV
— 0-10V, ±5% of full scale
• Digital Input
— Dry contact closure
— Open circuit (≥ 100Kohms)
— Closed circuit (≤100ohms)
• Voltage Output
— 0-10V, ±3% of full scale @2K
ohms
UI x 2 • Resistive Temperature Sensor
Input
— 10K NTC type II, C7021 series
— 10K NTC type III,C7023 series
— 20K NTC, TR21 and C7041
series
• Temperature Accuracy
— ±0.5°C (±1°F) at 10 – 32°C (50
– 90°F)
— ±1.1°C (±2°F) at -1.1 – 50°C
(30 – 122°F)
• Voltage Input, SELV
— 0-10V, ±5% of full scale
• Digital Input
— Dry contact closure
— Open circuit (≥ 100Kohms)
— Closed circuit (≤100ohms)
DO (G,
Y1,Y2,Y3,W1,W2
,W3)
• Relay Output
— 1 Amps Max. at 24VAC
DO (AUX) • Relay Dry Contact
— 1 Amps Max. at 24VAC/DC
Table 4. Operating Environment
Ambient
Operating
Temperature
32 to 122 °F (0 to +50°C)
Ambient
Operating
Humidity
10 to 90% relative humidity (non-
condensing)
Storage
Temperature
-40 to 150 °F(-40 to 65.5°C)
Protection
Class
IP20
Table 3. IO Characteristics (Continued)