Trigger inputs Optocoupler 4 to 30 V, Ri > 3 kohms Relays Semiconductor relays 50 V, 0.5 A, 1 ohm 16 bit DAC, electrically isolated 0.5 mV/Digit, Load > 100 kohms 1 pA/Digit, Load < 500 ohms ± 0.1 % of meas. val. ± 0.1 % of final val. 10 ppm/K Power supply via ALMEMO® measuring system Current consumption Standard: approx. 10 to 20 mA 2 analog outputs: approx. 15 mA + 1.8-IOut • Universal trigger output interface for ALMEMO® 5690 data acquisition systems • System (master measuring circuit or CPU module) addressed via an internal SPI bus • Up to 10 peripheral elements (relays, trigger inputs, analog outputs) each with individually configurable function • Relay functions, total alarm, assignment to particular limit values, or addressing via interface • Inverse relay addressing for alarm in the event of power failure • Relay states shown via LEDs • Watchdog function in the event of a failure of ALMEMO® device or computer addressing • Comprehensive trigger features with the aid of command macros, addressing via electrical signals • Either 2 or 4 analog outputs (10 V or 20 mA programmable) can be assigned to any measuring channels, scalable sub-areas, or alternatively addressing via interface. • On request: 1 0 analog outputs per plug-in module (without trigger inputs, without relays) • Connection of peripherals via ALMEMO® clamp connectors, cable with anti-kink protective sleeve and strain relief • Power supply via ALMEMO® system. 11/2025 • We reserve the right to make technical changes. Analog outputs 0.0...10.0 V 0.0...20.0 mA Accuracy Temperature drift Basic version 2 trigger inputs and 4 normally open relays Options 2 additional relays (normally open) OA8006SH2 Per normally open pair 2 additional normally closed relays (with normally open relays 2 changeover relays) OA8006OH2 2 analog outputs (common ground), electrically isolated 10 V or 20 mA (programmable) OA8006R02 Possible combinations ALMEMO® relay trigger module for data acquisition system ALMEMO® 5690 with 2 trigger inputs, 4 normally open relays, and 3 ALMEMO® clamp connectors ES5690RTA5