| Model | PF-47 |
| Description | Flat electrode |
| Range | 2-12 pH |
| Temp. | 0-80℃ |
| Type Ref. | Ag/AgCl |
| Junction | Cricoid Teflon |
| Refillable | No |
| Body | PC |
| Connector | BNC |
| Size(mm) | 110 x 12 |
| Cable | 1 m |
| Model | PF-47 |
| Description | Flat electrode |
| Range | 2-12 pH |
| Temp. | 0-80℃ |
| Type Ref. | Ag/AgCl |
| Junction | Cricoid Teflon |
| Refillable | No |
| Body | PC |
| Connector | BNC |
| Size(mm) | 110 x 12 |
| Cable | 1 m |