
Convenient and Reliable
For Basic Process Applications (pH/ORP, Oxygen, Ozone and Conductivity)
Physical and Electrical Specifications
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					 Enclosure/Power  | 
				
					 
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					 Operator interface  | 
				
					 4 line back-lit LCD; 5-tactile keys 
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					 1/4 DIN Model Dimensions (H x W x D)  | 
				
					 4.01 x 4.01 x 5.51 in (102 x 102 x 140 mm)  | 
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					 Max. Depth,- panel mounted  | 
				
					 4.96 in (126 mm), excluding plug-in connectors  | 
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					 1/2 DIN Model Dimensions (H x W x D)  | 
				
					 5.90 x 5.90 x 4.57 in (150 x 150 x 116 mm)  | 
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					 Max. Depth,- panel mounted  | 
				
					 3.46 in (88 mm)  | 
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					 Material  | 
				
					 Polycarbonate  | 
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					 Weight, 1/4 DIN Models  | 
				
					 1.5 lb (0.7 kg)  | 
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					 Weight, 1/2 DIN Models  | 
				
					 2 lb (1 kg)  | 
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					 UL Electrical Environment  | 
				
					 Installation (overvoltage) Category II  | 
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					 Ratings/Approvals  | 
				
					 UL listed, CE compliant; IP 65 - 1/2 DIN wall mount and 1/4 DIN panel seal  | 
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					 EMC  | 
				
					 Compliant with EN61326-1:2013 (Industrial Environment Emission: Class B, Immunity: Class A)  | 
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					 Power  | 
				
					 Universal 100-240 VAC, 50-60 Hz or 20-30 VDC; 5 W (on power loss, all settings are retained in non-volatile memory without batteries)  | 
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					 Environmental  | 
				
					 
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					 Storage temperature  | 
				
					 -40 to 70 °C (-40 to 158 °F)  | 
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					 Ambient temperature operating range  | 
				
					 -10 to 50 °C (14 to 122 °F)  | 
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					 Relative humidity  | 
				
					 0 to 95%  | 
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					 Outputs/Inputs  | 
				
					 
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					 Analog outputs (as specified for individual models)  | 
				
					 Powered 0/4-20 mA, 22 mA alarm, 500 ohms maximum load; not for use with externally powered circuits  | 
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					 Analog output accuracy  | 
				
					 ± 0.05 mA  | 
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					 Analog output scaling  | 
				
					 Linear  | 
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					 Relays (as specified for individual models)  | 
				
					 All contacts are potential free, with adjustable hysteresis and time delay  | 
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					 SPDT  | 
				
					 250 VAC/30 VDC, 3 A, resistive  | 
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					 Digital communications  | 
				
					 USB, type B connector, for remote configuration and data acquisition with TCT software  | 
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					 Discrete input (as specified for individual models)  | 
				
					 Accepts dry contact closure for remote PID control auto/manual selection  | 
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					 Outputs – see p. 4 for ratings  | 
				
					 One Channel  | 
				
					 Two Channel  | 
			
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					 Setpoints/Alarms  | 
				
					 4 - high, low, outside, between, USP or EP  | 
				
					 6 - high, low, outside, between, USP or EP  | 
			
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					 Relays  | 
				
					 2 - SPDT  | 
				
					 2 SPDT  | 
			
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					 Analog Output Signals  | 
				
					 2  | 
				
					 4  | 
			
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					 Discrete Inputs  | 
				
					 1  | 
				
					 2  |