Product Specification West 8080 1/8 DIN Dual Colour Indicator The West 8080 offers high accuracy temperature or process inputs. The custom-designed display is larger than other instruments of this size, and can be set to change colour to indicate alarm status. Large Five Digit Display Security Lock Colour Change On Alarm Process Transmitter PSU Min/Max Value Hold PV retransmit option 2 Process Alarms RS485 comms option Technical Data Features Output Configuration Up to 3 total., max 2 for Alarms, max 1 for retransmission of PV Alarm Types Process high, process low, direct acting, process high, process low reverse and logical OR Viewable Values Process variable, alarm values, maximum value, minimum value and elapsed time since reset Human Interface 4 button operation, 5 digit 18mm high colour change display, plus set-up and alarm indicators Temperature Version Input J, K, R, S, T, B, & N Thermocouple, 3 or 4 Wire PT100, 50 per lead maximum (balanced) Impedance >100M for Thermocouple Accuracy +/- 0.1% of input span +/- 1 LSD (T/C CJC better than 0.5C) Sampling 4 per second, 14 bit resolution Sensor Break Detection <2 secs, all alarms activate DC Process Version Input 0-20/4-20/10-50mA, 0-5/1-5/0-10/2-10V, +/-100mV, +/-1V, +/-10V Scaling -19999 to99999, dec point as required. Up to 10 scaling points for non-linear applications Impedance >100K for mV range, >950K for V ranges, 10 for 20mA ranges and 1 for 50mA range Accuracy +/- 0.01% of input span typical (+/- 0.05% max) +/- 1 LSD Sampling 10 per second, 14 bit resolution Sensor Break Detection <2 secs (except zero based ranges), all alarms activate Totalising of PV by Interval Seconds, minutes or hours Transmitter Power Supply 20-28V DC (24V nominal), max load 910 (22mA at 20V). Fitted as standard Outputs & Options Alarm 1 Open collector NPN transistor (30VDC 100 mA max) and relay (Contacts SPDT 3Amp Alarm 2 Open collector NPN transistor (30VDC 100mA max) fitted as standard. Optional relay (Contacts SPDT 3Amp resistive at 240VAC/5Amp at 110V), non-latching Retransmit Output 0-20/4-20mA into 500 max, 0-10/0-5V into 500 min. Accuracy typically +/- 0.25% 250mS update Digital Input External security lock (also Tare function on Process Version). Volt free or TTL compatible Communications 2 wire RS485, 1200 to 9600 baud. ASCII protocol Operating & Environmental Temperature & RH 0 to 55C (-20 to 80C storage), 20% to 95%RH non-condensing Power Supply 100 to 240V 50/60Hz 7.5VA (optional 20 to 50V AC 7.5VA/22 to 55V DC 5W) Front Panel Protection IEC IP66 (Behind panel protection is IP20) Approvals and Certification CE, UL & UlC West Instruments Tel: +44 (0) 1273 606271 e-mail: info westinstruments.com The Hyde Business Park Fax: +44 (0) 1273 609990 Web: www.westinstruments.com Brighton BN2 4JU, UK Dimensions Cut out 10mm (approx) 92mm +0.5 96mm 100mm Connection Details Field Reconfiguration Input Temperature Version Configurable for probe type and range Process Version Configurable for signal type and range Relay 1 Type is fixed as Alarm 1 Option Slot 1 Configurable as Alarm 2 via plug-in relay module Option Slot 2 Configurable as Analogue DC Re-Transmit of PV using plug-in module Option Slot 3 Temperature Version Configurable for RS485 comms or Security Lock, via plug-in modules Process Version Configurable for RS485 comms or Tare/Security Lock, via plug-in modules Order Code N8080 - x - x - x - x - x Input Type Options & Power Supply Temperature (Thermocouple/RTD) 1 0 100-240V AC line supply DC Process (mV/VmA) 2 2 20-50V AC or DC line supply Option Slot 1 Option Slot 3 No option fitted 0 0 No option fitted Alarm 2 Relay Output 1 5 RS485 Comms 6 Digital Input Option Slot 2 No option fitted 0 Analogue DC Re-Transmit PV 3 In accordance with our policy of continuous improvement, we reserve the right to change specifications from those shown in this document. 8080 Spec Sheet 08/03 West Instruments is a division of Danaher (UK Industries) Ltd. A member of the Danaher Corporation. Registered in England No 2815444 VAT No GB788620583 Registered Office: Danaher House, Parkway One Business Centre, Parkway Drive, Sheffield, S9 4WU 48mm 45mm +0.5