+GF+ 3-8750-2 - pH/ORP-Signal-Read/4-20mA-Isolated-Output - Dual Relay NEMA4X Panel Mount Water Quality Transmitter
The +GF+ 3‑8750‑2 is a NEMA 4X/IP65 pH/ORP transmitter with 2 SPDT relays, isolated 4-20 mA, and ATC support for 2750/2751 sensor chains.
It drives pH/ORP-linked dosing pumps and effluent alarm interlocks for wastewater, scrubber, and chemical feed loops, no extra interposing relays needed.
| Parameter | Specification |
|---|---|
| Product Type | pH/ORP Transmitter (Field Mount) |
| Model / Part No. | 3-8750-2 (Code: 159 000 055) |
| Mounting Type | Field Mount (requires 3-8050 Universal kit) |
| Compatible Electrodes | +GF+ SIGNET Twist-Lock 3-2720 Preamplifier / 3-271X Electrodes |
| Accuracy | ±0.03 pH, ±2 mV (ORP) |
| Power Supply | 12 to 24 VDC ±10%, regulated, 220 mA max |
| Display | Alphanumeric 2 × 16 LCD, backlit |
| Current Output | 1 x 4-20 mA, isolated, fully adjustable & reversible |
| Relay Outputs | 2 x mechanical SPDT relays (5 A @ 30 VDC / 250 VAC) |
| Enclosure Rating | NEMA 4X / IP65 (front), PBT case |
| Weight | Approx. 325 g (12 oz.) |
Xiamen Zhicheng Automation Technology Co., Ltd. is a professional supplier of industrial automation products and solutions, dedicated to providing reliable, cost-effective, and high-performance products to customers worldwide.
With extensive experience in industrial automation and process control, we specialize in supplying a comprehensive range of automation components for industries such as oil & gas, power generation, petrochemical, water treatment, manufacturing, and industrial infrastructure.
- PLC Interface Modules
- I/O Systems and Interface Solutions
- Signal Isolators and Signal Converters
- Relays and Relay Modules
- Industrial Power Supply Units
- Control Valves and Actuators
- Industrial Pumps
- Process Instrumentation
- Professional industrial automation supplier
- High-quality products with competitive pricing
- Fast response and technical support
- Reliable supply chain and stable product availability
- Customized solutions for industrial applications
- Global export experience and customer-oriented service
We are committed to helping customers improve operational efficiency, system reliability, and process performance through dependable automation products and professional support.
Whether you are an end user, system integrator, engineering contractor, or distributor, Xiamen Zhicheng Automation Technology Co., Ltd. is ready to become your trusted partner in industrial automation.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.