"ntpl" Digital Time Interval Meter is suitable for measuring, "switching" time of relays, "trip"(actuation time) time and "ON" (recovery time) time of circuit breaker, fusing time of fuse elements, travel time of switches. Type: NTT4D | Input Power Supply : | 230 volts, AC + 10% at 50 Hz. | | Display : | Four-digit display with 7 segments LED | | Range : | 9.999secs. OR 99.99 secs | | Accuracy : | + 1 % |
Type: NTT3ch4D The above time interval counter is particularly suitable to check simultaneous operation in three different channels. Range : 999.9msecs. Or 9.999secs. All the other technical features will be same as Type NTT4D
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