DAHUA TPC-PT8641MA-T Thermal Network Hybrid Pan & Tilt Camera

Thermal

Detector Type

Vanadium oxide uncooled focal plane detector

Effective Pixels

640 (H) × 512 (V)

Pixel Pitch

12 μm

Spectral Range

8 μm–14 μm

Sensitivity (NETD)

≤35 mK (@f/1.0)

Focal Length

9 mm; 13 mm; 25 mm; 50 mm

Field of View

9 mm: H:48.6°;V: 38.6°

13 mm: H:37.7°;V: 28.3°

25 mm: H:17.46°;V: 14.01°

50 mm: H: 8.78°;V: 7.03°

Thermal Focus Control

Athermalized

Close Focus Distance

9 mm: 1.7 m (5.58ft)

13 mm: 3.6 m (11.81 ft)

25 mm: 15 m (49.32 ft)

50 mm: 52.1 m (170.93 ft)

Detection Distance①

9 mm: Vehicle: 1,154 m (3,786.09 ft);

Human: 375 m (1,230.31 ft)

13 mm: Vehicle: 1,666 m (5,465.88 ft);

Human: 542 m (1,778.22 ft)

25 mm: Vehicle: 3,205 m (10,515.09 ft);

Human: 1,042 m (4,822.83 ft)

50 mm: Vehicle: 6,410m (21,030.18 ft);

Human: 2,083 m (6,833.99 ft)

Recognition Distance②

9 mm: Vehicle: 283 m (928.48 ft);

Human: 96 m (314.96 ft)

13 mm: Vehicle: 408 m (1,338.58 ft);

Human: 140 m (459.32 ft)

25 mm: Vehicle: 786 m (2,578.74 ft);

Human: 268 m (879.27 ft)

50 mm: Vehicle: 1,572 m (5,157.48 ft);

Human: 536 m (1,758.53 ft)

Identification Distance③

9 mm: Vehicle: 143 m (469.16 ft);

Human: 48 m (157.48 ft)

13 mm: Vehicle: 206 m (675.85 ft);

Human: 70 m (229.66 ft)

25 mm: Vehicle: 397 m (1,302.49 ft);

Human: 134 m (439.63 ft)

50 mm: Vehicle: 794 m (2,604.99ft);

Human: 268 m (879.27 ft)

Note:

①Detection Distance: Detects objects, but cannot recognize their characteristics (objects must cover more than 3.6 pixels of the image).

②Recognition Distance: Classifies objects into general categories, such as human, vehicle (the object must cover more than 14 pixels of the image).

③Identification Distance: Classifies objects into specific categories based on their characteristics, such as engineering truck, car (the object must cover more than 28 pixels of the image).

Digital Detail Enhancement (DDE)

Yes

Thermal Image Stabilization

Electronic Image Stabilization (EIS)

Digital Zoom

24 levels

Thermal AGC

Auto/Manual

Thermal Noise Reduction

2D NR/3D NR

Image Flip

180°

Color Palettes

18 (white hot/black hot/fusion/rainbow/golden autumn/midday/iron red/amber/jade/sunset/icefire/painting/pomegranate/emerald /spring/summer/autumn/winter)

Temperature Measurement Range

Low temperature mode: –20 °C to +150 °C (–4 °F to +302 °F)

High temperature mode: 0 °C to +550 °C (+32 °F to +1022 °F)

Auto mode: –20 °C to +550 °C (–4 °F to +1022 °F)

Temperature Measurement Accuracy

Max. (±2 °C, ±2%);

Operating temperature: –20 °C (–4°F) to

+60 °C (+302 °F)

Temperature Measurement Mode

Spot: 12

Line: 12

Area: 12

Supports 12 rules simultaneously

Visible

Image Sensor

1/1.8" CMOS

Max. Resolution

2688 (H) × 1520 (V)

Pixel

4 MP

Horizontal Definition

≥1200 TVL

Min. Illumination

Color: 0.001 [email protected]

Black & white: 0.0001 [email protected]

0 lux (IR on)

Visible AGC

Auto/Manual

Visible Noise Reduction

2D NR/3D NR

S/N Ratio

>55 dB

White Balance

Auto; manual; indoor; outdoor; tracking; sodium lamp; street lamp; natural

Defog

Optical defog

Electronic Shutter Speed

1 s–1/30,000 s (auto/manual)

BLC

Yes

WDR

Yes

HLC

Yes

Day/Night

Auto (ICR); Color; B/W

Iris Control

Auto

Image Flip

180°

Exposure Compensation

Yes

Visible Focus Control

Auto/semi-auto/manual

Focal Length

5.5 mm–248 mm

Field of View

H: 67.5°–1.9°

V: 39.4°–1.1°

Close Focus Distance

0.5 m–2 m (1.64 ft–6.56 ft)

Illuminator On/Off Control

Auto/Manual

Illumination Distance

100 m (328.08 ft, IR)

Audio and Video

Video Compression

H.265; H.264M; H.264H; H.264B

Resolution

Thermal:

Main stream: 1280 × 1024; 1280 × 720; 640 × 512; 1280 × 1024 (default)

Sub stream: 640 × 512; 320 × 256; 640 × 512 (default)

Visible:

Main stream: 2688 × 1520; 2560 × 1440; 1920 × 1080; 1280 × 720; 704 × 576; 352 × 288; 2688 × 1520 (default)

Sub stream: 1280 × 720; 704 × 576; 352 × 288; 352 × 288 (default)

Video Frame Rate

Thermal (50 Hz):

Main stream: 1 fps–25 fps, 25 fps by default

Sub stream: 1 fps–25 fps, 15 fps by default

Visible (50 Hz):

Main stream: 1 fps–25 fps, 25 fps by default

Sub stream: 1 fps–25 fps, 15 fps by default

Thermal (60 Hz):

Main stream: 1 fps–30 fps, 30 fps by default

Sub stream: 1 fps–30 fps, 15 fps by default

Visible (60 Hz):

Main stream: 1 fps–30 fps, 30 fps by default

Sub stream: 1 fps–30 fps, 15 fps by default

Audio Compression

G.711a; G.711mu; PCM

Image Encoding Format

JPEG

PTZ

Pan/Tilt Range

Pan: 0° to 360° endless

Tilt: –90° to +90°

Manual Control Speed

Pan: 0.1°/s –100°/s

Tilt: 0.1°/s –80°/s

Preset Speed

Pan: 0.1°/s –100°/s

Tilt: 0.1°/s –80°/s

Preset

300

Tour

8 (up to 32 presets per tour)

Pattern

5

Scan

5

Power-off Memory

Yes

Privacy Masking

4 blocks

Idle Motion

Preset; auto pattern; auto tour; pan; progressive scan

Function

Two-way Audio

Yes

Network Protocol

HTTP; HTTPS; TCP; ARP; RTSP; RTP; UDP; RTCP; SMTP;

FTP; DHCP; DNS; DDNS; PPPOE; IPv4/v6; SNMP; QoS;

UPnP; NTP; Multicast; SFTP; 802.1x

Region of Interest (RoI)

Yes

Storage

Micro SD card

Micro SD Card (Max.)

512 GB

Interoperability

ONVIF; CGI; Dahua SDK

Browser

IE: IE8 and later

Chrome: 42 and earlier

Firefox: 42 and earlier

User/Host

Up to 12 (total bandwidth: 64 MB)

Security

Authorized username and password; attached MAC address; encrypted HTTPS; IEEE 802.1x; controlled network access

User Management

Up to 20 users; supports multi-level user permissions (2 levels): management group and user group

Malfunction Detection

Network disconnection detection; IP conflict detection; memory card state detection; memory space detection

PIP

Yes (Intelligence automatically turns off when PIP is on)

Intelligence

Heat Detection

Yes

Cold/Hot Spot Trace

Yes

IVS (Perimeter Protection)

Yes. Supports tripwire and intrusion.

Target Distinction

Human/Vehicle Classification

Port

Analog Output

1 × CVBS output; BNC port

Network Port

1 × RJ-45 (10/100 Base-T)

Alarm Input

2

Alarm Output

2

Audio Input

1

Audio Output

1

RS-485

1

Power

Power Supply

Wide input voltage 10–36 VDC

Power Consumption

Basic: 30 W (illuminator off, heating off)

Max: 43 W (illuminator on, heating off); 50 W (illuminator on, heating on)

Environment

Operating Temperature

–40 °C to +70 °C (–40 °F to +158 °F)

Operating Humidity

≤95%

Storage Temperature

–40 °C to +80 °C (–40 °F to +176 °F)

Physical Characteristics

Protection

IP66

Reliability

Surge protection: 6 kV

Air discharge: 15 kV

Contact discharge: 8 kV

Structure

Product Dimensions

231.3 mm × 389.7 mm × 276.9 mm (9.11" × 15.34" × 10.9") (L × W × H)

Packaging Dimensions

485 mm × 360 mm × 390 mm (19.09" × 14.17" × 15.35") (L × W × H)

Net Weight

≤9 kg (19.84 lb)

Gross Weight

≤12 kg (26.46 lb)

Temperature Measurement Distance

Focal Length

Min. Distance

Max. Distance

7.5 mm

1 m (3.28 ft)

6.5 m (21.33 ft)

13 mm

2 m (6.56 ft)

11 m (36.09 ft)

25 mm

4 m (13.12 ft)

21 m (68.90 ft)

50 mm

9 m (29.53 ft)

42 m(137.80 ft)

Note:

The table displays the measured distances obtained from using the target size

0.1 m × 0.1 m for testing in an environment where the temperature is 23 °C and the relative humidity is below 60%.

The table is for reference only. The distances within it are subject to actual conditions including atmospheric conditions, target size, the installation site, and more.