Extech Instruments 48VTR User Manual page 26

RTD Input Specifications
RTD type
RTD range
Break protection
Lead wire effect
Repeatability
Analog (Linear) Input Specifications
Current Input
Voltage Input
Display range
Repeatability
Relay and DC Trigger Control Output Specifications
Relay output
DC trigger (pulse) output 24V DC (DC drive for external SSR)
Control actions
Control types
Automatic tuning
Manual Tuning
ALARM Output Specifications
Alarm relay output
Alarm modes
Platinum 100 ohms (DIN and JIS)
-392 to 932 o F (-200 to 500
Up- and down-scale
0.015 o / Ohm
0.2 o C
4 to 20mA DC (2.7 ohms input impedance)
1 to 5V DC (> 10M ohms input impedance)
-1999 to 9999 digits
+/- 1 digit
SPDT, mechanical Form C dry contact relay
Rated for 5 Amps @ 110V AC or 24VDC (Resistive Loads)
ON: 24V DC typical, 29V DC max; OFF: 0.3V DC max
Indirect (heating) and Direct acting (cooling)
ON/OFF control with Hysteresis (dead band)
Time proportioning control (for relay/pulsed DC)
Standard proportional output (analog output)
Determines proportional band % and integral/derivative times
Proportional Band (Pb): 0.0 to 100.0% of Full Scale
Integral time or 'Reset' (Ti): 0 to 3000 seconds
(includes anti-reset wind-up)
Derivative time or 'Rate' (Td): 0 to 3000 seconds
Cycle Time: 1 to 100 seconds (set to '0' for 4-20mA output)
Hysteresis: 0.0 to 25.5% of Full Scale
SPST, dry contact relay
Rated for 3 Amps @ 110VAC; (Resistive Loads)
Deviation and Absolute Alarms with dead band adjustment
Alarm relay can also be used as a Soak or Event Timer
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o C)
48VTR User Manual v6.0 10/1/20