Compare DH-TPC-SD8620N-B50Z30 with DH-TPC-SD8420N-B (2)
| Contact manufacturer | Contact manufacturer | |
| Chip Inch Size |
1/2
|
1/2
|
| Resolution |
640 x 512
|
400 x 300
|
| Digital (DSP) |
✔
|
✔
|
| Specialist Type |
Thermal
|
Thermal
|
| Sensitivity Lux |
0 ~ 0.001
|
0 ~ 0.001
|
| Auto Iris |
✔
|
✔
|
| Direct Drive |
✔
|
✔
|
| Voltage |
24 V AC
|
24 V AC
|
| Focal Length mm |
6 ~ 180 (visible-light lens) / 50 (Thermal lens)
|
6 ~ 180 (visible-light lens) / 25 ~ 50 (Thermal lens)
|
| Mount Type |
Wall, Pole, Corner, Ceiling
|
--
|
| Wide Dynamic Range |
✔
|
✔
|
| Image Frame Rate |
30 fps
|
30 fps
|
| Back Light Compensation |
✔
|
✔
|
| White Balance |
✔
|
✔
|
| Electronic Shutter Range |
1/1 s to 1/30,000 s
|
1/1 s to 1/30,000 s
|
| S/ N (Signal/ Noise) Ratio dB |
> 55
|
> 55
|
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