Digital Thermistor Motor Protection Relay

• Digital Thermistor Motor Protection Relay CMA-005: A digital
measurement and thermal protection device.
• Input: RTD (PT100) (−200 to 850 °C) and Thermistor PTC 1K
(−20 to 150 °C)
Models:
 - CMA-005-1, CMA-005-1-P1K: Input 1 channel.
 - CMA-005-3: Input 3 channels.
• Relay Contact Output: 5A/250 VAC or 5A/30 VDC.
• Each channel input can be assigned to Output 1, 2, or 3.
• Display of each channel’s temperature can be selected
by pressing the keypad or by using the auto scan function
with adjustable display time (CMA-005-3).
• Test keypad available to check Output Relay operation.
• Communication: RS-485 Modbus RTU Protocol.
• LEDs indicate the temperature status of each channel
(CMA-005-3).
• Time delay for output relay operation can be set (delay ON,
delay OFF).
• Hold Alarm Relay Function: Number of trips (1–10 times) can
be set to hold until reset.
• Manual reset function for Hold Alarm Relay.
• DIN rail installation with display on screen.
• 7-segment LED, 0.28 inch, 4 digits, 1 row.