The ZDTC9102/9202 series explosion-proof thermocouples and resistance temperature detectors are primarily used in production sites where various flammable, explosive, and chemical gases or vapors are present. They comply with the general requirements for explosion-proof electrical equipment for explosive environments and are equipped with explosion-proof certification.
ZDTC9102/9202 series explosion-proof thermocouples and resistance temperature detectors
Main technical parameters:
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Kind |
Indexing number |
Measurement range (℃) |
Protection level |
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Explosion-proof thermocouple |
K |
-40 to 1200 |
IP65 |
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E |
-40 to 900 |
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J |
-40 to 750 |
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T |
-40 to 350 |
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Explosion-proof thermal resistance |
Pt100 |
-200~500 |
Main technical indicators
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Kind |
Indexing number |
Measurement range (℃) |
Accuracy Class |
Allowable Value |
Protection level |
Flameproof grade |
Insulation resistance |
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Flameproof thermocouple |
K |
-40 to 1200 |
1 |
±1.5℃/±0.4%t |
IP65 |
dIICT4 dIICT4 dIICT5 dIICT6 |
≥100MΩ.m |
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2 |
±2.5℃/±0.75%t |
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E |
-40 to 900 |
1 |
±1.5℃/±0.4%t |
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2 |
±2.5℃/±0.75%t |
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J |
-40 to 750 |
1 |
±1.5℃/±0.4%t |
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2 |
±2.5℃/±0.75%t |
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T |
-40 to 350 |
1 |
±0.5℃/±0.4%t |
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2 |
±1.0℃/±0.75%t |
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Flameproof thermal resistance |
Pt100 |
-200~500 |
A |
±(0.15+0.002|t|) |
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B |
±(0.30+0.005|t|) |
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Note 1. | t | in the table is the absolute value of the measured temperature. |
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2. Conditions for insulation resistance value: ambient temperature 25±10 ℃, humidity ≤ 80% |
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Selection table:
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ZDTC9202 |
Type selection code |
Description |
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Instrument grade |
A B |
High precision, high stability |
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High stability |
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Structure form |
A1 A2 A3 B1 B2 B3 C1 C2 |
Full bore type |
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Full reducer type |
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Full cone pipe type |
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Two-section full bore type |
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Two-section reducer type |
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Two-section cone tube type |
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Two-section cone pipe type |
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Cold end protection tube type |
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Form of junction box |
41 42 43 44 45 46 47 48 49 50 |
Flameproof inclined cover (dIIBT4) |
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Flat Flameproof (dIIBT4) |
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Flat Flameproof (dIICT4) |
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Flameproof type (dIICT4) |
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Stainless steel gangzaki flameproof (dIICT5) |
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Stainless steel oblate flameproof (dIICT6) |
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Multi-point flameproof type (2~10 points) |
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Outlet inclined cover flameproof (dIICT6) |
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Flameproof outlet clamshell (dIICT6) |
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Export high cover flameproof (dIICT6) |
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Transmission output signal/Corresponding temperature range |
W M/ V/ |
No transmission output |
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Transmission output 4 ~ 20mA/temperature range |
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transmission output 1~5V/temperature range |
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Fixed installation form |
W F1 G1 G2 T1 |
No fixing device |
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Fixed thread |
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Fixed flange |
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Movable flange |
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Special requirements |
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Indexing number |
T J E K S P C |
T-indexing thermocouple |
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J-indexing thermocouple |
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E-indexing thermocouple |
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K-indexing thermocouple |
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S-indexing thermocouple |
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PT100 Thermal Resistance |
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Cu50 thermal resistance |
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Number of components |
1 2 n |
Single-element type |
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Dual-element type |
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Multi-pair formula (n is the number of components) |
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Core type |
K T G P |
Regular armored core |
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Spring-loaded armored core type |
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High temperature armored core |
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Common assembly core |
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Accuracy Class |
1 2 |
Industrial Class 1 |
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Industrial Class 2 |
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Material of protection tube |
B M C G Y L T2 |
1 Cr18Ni9Ti(0~1000 ℃) |
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316L(0~1000 ℃) |
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Cr25Ni20(0~1100 ℃) |
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GH3030(0~1200 ℃) |
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CT1(0~1600 ℃) |
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CT2(0~1400 ℃) |
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Special requirements |
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Diameter of protection tube |
□ Two-digit direct number indicates actual diameter, such as 16, φ16 |
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□□/□ The first two digits and the last one digit indicate the actual diameter before and after the diameter change, for example, 16/9 indicates φ16 to φ9 |
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Product length |
User specified (full length or full length × insertion depth) |
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Selection example |
ZDTC9202 A A341 W W T 1 K 1 B |
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Ordering Method |
C D W the selection personnel can be ignored |
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