P336,P338_Duplex pressure gauge
P336 Series – Round type P338 Series – Square type
Service intended
P336 and P338 series offer dual air brake system, differential pressure indication and it can be used for any other application where two independent pressures are indicated on a single dial.
| Nominal diameter | 100 mm (P336) 110 mm (W) x 110 mm (H) (P338) |
| Accuracy | ±1.5 % of full scale |
| Scale range (MPa, kPa, bar) | 0 ~ 0.4 to 0 ~ 3.5 MPa (P336) 0 ~ 1 and 0 ~ 1.2 MPa (P338) |
| Working pressure | Steady : 75 % of full scale Over range protection : 130 % of full scale |
| Working temperature | Ambient : -40 ~ 65 °C Fluid : Max. 200 °C |
| Temperature effect | Accuracy at temperature above and below the reference temperature (20 ℃) will be effected by approximately ±0.4 % per 10 ℃ of full scale |
Standard features
| Pressure connection | Stainless steel (316SS) |
| Element | Stainless steel (316SS) |
| Case | Black painted aluminium |
| Cover | Black painted aluminium (P336) ABS resin (P338) |
| Window | Safety glass (P336) Polycarbonate (P338) |
| Movement | Brass |
| Dial | White aluminium with black graduations |
| Pointer | Black painted aluminium alloy |
| Process connection | ⅜” PF |
| Certificates | ATEX II 2G Ex h IIC T6…T1 Gb ATEX II 2D Ex h IIIC T85°C….T450°C Db |
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