Encoders; Tachometers; Circuit overload protector devices; Climate control systems consisting of digital thermostats for cooling equipment, and a programmable logic controller (PLC) with input and output features for temperature and humidity, which works with a remote digital read out controller; Instruments for measuring length; Length measuring gauges; Measuring instrumentation and apparatus, namely, digitizers; Overvoltage protection relays; Photoelectric sensors; Relays, electric

Ammeters; Circuit overload protector devices; Electronic timers; Encoders; Fire alarm and emergency evacuation devices, namely, fire alarm control panels, smoke detectors, heat detectors, alarm pull stations, audible and visible notification appliances, strobes, sirens, bells, horns, and speakers; Instruments for measuring length; Length measuring gauges; Measuring instrumentation and apparatus, namely, digitizers; Optical sensors; Overvoltage protection relays; Photoelectric sensors; Relays,...