Commander 1900 Circular Chart Recorder The series C1900 is a fully programmable circular chart recorder for up to four process signals. The C1900's straightforward operator controls and robust construction make it suitable for various industrial environments. Excellent standard facilities are complemented by a powerful range of options to give the flexibility to match your application. • 1 to 4 pen recording - Full application flexibility • NEMA 4X/IP66 construction (hose-down protection) - Hose-down protection • Analogue, relay outputs, digital inputs and transmitter power • Multiple 6-digit indicator panels for continuous display of all signal values - Continuous display of all signal values • 0.1% measurement accuracy - Precise process information • High noise immunity - Robust, dependable operation • RS485 Modbus serial communications - Open system compatibility • Totalisers and math functions built-in - Fully integrated solutions • Chart speed: 1 to 167 hours or 7 to 32 days per revolution • Sensor power supply: 24 V dc • Chart size 10 in or 105 mm • Isolated universal inputs with transmitter power supply • Analogue Inputs: mV, V, mA, Ω, Pt100 • Thermocouple Input: B,E,J,K,L,N,R,S,T • Alarm relay (5A @ 115/230 V ac), digital inputs and retransmission output on all pens • Analogue retransmission: 4- 20 mA • Operating Voltage: 115/230 V ac • Dimensions: 382 x 386 x 134 mm Model Information: Recorder Pens → 1 to 4 (Red or Green) depending on model Chart Type → KPC105, Kent PX & PXR Type charts Option Modules Fitted → None Software Options → None Power Supply → 230 V ac Configuration → Standard