... capability, pretty appearance, etc.JMX series electronic meter counter/linear velocimeter can be used widely in ... metallurgy, etc, is able to operate for the meter counting display, control and displaying the linear velocity ... the indicator is bright):(1) When the meter counting value increases to its alarm value, the ... 3) Pulse signal: For TTL circuit and so forth ( low level VL=0~1.3V, high level VH= ...