| Customization: | Available |
|---|---|
| After-sales Service: | Available |
| Warranty: | 1 Year |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
| Payment Methods: |
|
|---|---|
| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
|---|
| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
|---|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
| MODEL | SPMK313A | SPMK313B |
| Temperature Range | (-30~155)ºC or (-40~155)ºC (Ambient temperature25ºC) |
(33~660)ºC |
| Deviation | ±0.15ºC | ±0.5ºC |
| Display Resolution | 0.001ºC | 0.001ºC |
| Insert Depth | 170mm | 170mm |
| Diameter of Thermal Block | Ø25mm | Ø25mm |
| Standard block insertion diameter | Ø6,Ø8,Ø10mm / customized | Ø6,Ø8,Ø10mm / customized |
| Temperature difference between holes | ≤±0.05ºC | ≤±0.05ºC |
| Axial temperature field | Temperature change within 20mm from the bottom of the block insertion≤0.5ºC | Temperature change within 20mm from the bottom of the block insertion≤0.5ºC |
| Temperature fluctuation | ≤±0.03ºC/15mins | ≤±0.03ºC/15mins |
| Dimension | (310×240×400) mm | (300×175×380) mm |
| Net Weight | 15.0kg | 14.0kg |
| Power | 0.45kW | 1.2kW |
| Accessories | User manual, Charger | |
Warranty |
1 year | |
| Function | Measuring range | Accuracy | Resolution |
| Voltage | (-75~75)mV | ±(0.01%RD+0.005%FS) | 0.1μV |
| (-30~30)V | ±(0.01%RD+0.005%FS) | 0.1mV | |
| Current | (-30~30)mA | ±(0.01%RD+0.005%FS) | 0.1μA |
| Resistance 4-wire | (0~400)Ω | ±(0.01%RD+0.005%FS) | 1mΩ |
| Switch measurement | Short circuit resistance<100Ω | Reaction time:<10ms | 0.01ºC |



1.Why choose us?
Beijing Spake Technology Co., Ltd is one of the most professional manufacturers of calibration instruments in
China with 25 years 'experience. So far, "SPMK" brand calibration instruments have been used in over 70 countries worldwide and enjoy good reputation.
2. What can you buy from us?
We have been successfully manufactured Pressure/ Temperature calibration instruments such as high accuracy Digital Pressure Gauge,Pressure Calibrator, Pressure Calibration Comparator Pumps as well as Process Calibrator and Temperature Calibrator Dry Blocks.
3. Do you have your own factory?
Yes.
4. Delivery time and payment?
Samples Leading Time: 3-7 working days
Delivery Time: Within 7-15 days after payment
Payment: T/T, Western Union, Paypal